20209464

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 67392000

約数和(自身を除く): 47182536

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 19, 22, 24, 33, 34, 36, 38, 44, 51, 57, 66, 68, 72, 76, 79, 88, 99, 102, 114, 132, 136, 152, 153, 158, 171, 187, 198, 204, 209, 228, 237, 264, 306, 316, 323, 342, 374, 396, 408, 418, 456, 474, 561, 612, 627, 632, 646, 684, 711, 748, 792, 836, 869, 948, 969, 1122, 1224, 1254, 1292, 1343, 1368, 1422, 1496, 1501, 1672, 1683, 1738, 1881, 1896, 1938, 2244, 2508, 2584, 2607, 2686, 2844, 2907, 3002, 3366, 3476, 3553, 3762, 3876, 4029, 4488, 4503, 5016, 5214, 5372, 5688, 5814, 6004, 6732, 6952, 7106, 7524, 7752, 7821, 8058, 9006, 10428, 10659, 10744, 11628, 12008, 12087, 13464, 13509, 14212, 14773, 15048, 15642, 16116, 16511, 18012, 20856, 21318, 23256, 24174, 25517, 27018, 28424, 29546, 31284, 31977, 32232, 33022, 36024, 42636, 44319, 48348, 49533, 51034, 54036, 59092, 62568, 63954, 66044, 76551, 85272, 88638, 96696, 99066, 102068, 108072, 118184, 127908, 132088, 132957, 148599, 153102, 177276, 198132, 204136, 229653, 255816, 265914, 280687, 297198, 306204, 354552, 396264, 459306, 531828, 561374, 594396, 612408, 842061, 918612, 1063656, 1122748, 1188792, 1684122, 1837224, 2245496, 2526183, 3368244, 5052366, 6736488, 10104732, 20209464]

約数ペア:

[(1, 20209464), (2, 10104732), (3, 6736488), (4, 5052366), (6, 3368244), (8, 2526183), (9, 2245496), (11, 1837224), (12, 1684122), (17, 1188792), (18, 1122748), (19, 1063656), (22, 918612), (24, 842061), (33, 612408), (34, 594396), (36, 561374), (38, 531828), (44, 459306), (51, 396264), (57, 354552), (66, 306204), (68, 297198), (72, 280687), (76, 265914), (79, 255816), (88, 229653), (99, 204136), (102, 198132), (114, 177276), (132, 153102), (136, 148599), (152, 132957), (153, 132088), (158, 127908), (171, 118184), (187, 108072), (198, 102068), (204, 99066), (209, 96696), (228, 88638), (237, 85272), (264, 76551), (306, 66044), (316, 63954), (323, 62568), (342, 59092), (374, 54036), (396, 51034), (408, 49533), (418, 48348), (456, 44319), (474, 42636), (561, 36024), (612, 33022), (627, 32232), (632, 31977), (646, 31284), (684, 29546), (711, 28424), (748, 27018), (792, 25517), (836, 24174), (869, 23256), (948, 21318), (969, 20856), (1122, 18012), (1224, 16511), (1254, 16116), (1292, 15642), (1343, 15048), (1368, 14773), (1422, 14212), (1496, 13509), (1501, 13464), (1672, 12087), (1683, 12008), (1738, 11628), (1881, 10744), (1896, 10659), (1938, 10428), (2244, 9006), (2508, 8058), (2584, 7821), (2607, 7752), (2686, 7524), (2844, 7106), (2907, 6952), (3002, 6732), (3366, 6004), (3476, 5814), (3553, 5688), (3762, 5372), (3876, 5214), (4029, 5016), (4488, 4503)]