18701904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 160

約数和(自身を含む): 57746304

約数和(自身を除く): 39044400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 41, 43, 48, 51, 52, 68, 78, 82, 86, 102, 104, 123, 129, 136, 156, 164, 172, 204, 208, 221, 246, 258, 272, 312, 328, 344, 408, 442, 492, 516, 533, 559, 624, 656, 663, 688, 697, 731, 816, 884, 984, 1032, 1066, 1118, 1326, 1394, 1462, 1599, 1677, 1763, 1768, 1968, 2064, 2091, 2132, 2193, 2236, 2652, 2788, 2924, 3198, 3354, 3526, 3536, 4182, 4264, 4386, 4472, 5289, 5304, 5576, 5848, 6396, 6708, 7052, 8364, 8528, 8772, 8944, 9061, 9503, 10578, 10608, 11152, 11696, 12792, 13416, 14104, 16728, 17544, 18122, 19006, 21156, 22919, 25584, 26832, 27183, 28208, 28509, 29971, 33456, 35088, 36244, 38012, 42312, 45838, 54366, 57018, 59942, 68757, 72488, 76024, 84624, 89913, 91676, 108732, 114036, 119884, 137514, 144976, 152048, 179826, 183352, 217464, 228072, 239768, 275028, 359652, 366704, 389623, 434928, 456144, 479536, 550056, 719304, 779246, 1100112, 1168869, 1438608, 1558492, 2337738, 3116984, 4675476, 6233968, 9350952, 18701904]

約数ペア:

[(1, 18701904), (2, 9350952), (3, 6233968), (4, 4675476), (6, 3116984), (8, 2337738), (12, 1558492), (13, 1438608), (16, 1168869), (17, 1100112), (24, 779246), (26, 719304), (34, 550056), (39, 479536), (41, 456144), (43, 434928), (48, 389623), (51, 366704), (52, 359652), (68, 275028), (78, 239768), (82, 228072), (86, 217464), (102, 183352), (104, 179826), (123, 152048), (129, 144976), (136, 137514), (156, 119884), (164, 114036), (172, 108732), (204, 91676), (208, 89913), (221, 84624), (246, 76024), (258, 72488), (272, 68757), (312, 59942), (328, 57018), (344, 54366), (408, 45838), (442, 42312), (492, 38012), (516, 36244), (533, 35088), (559, 33456), (624, 29971), (656, 28509), (663, 28208), (688, 27183), (697, 26832), (731, 25584), (816, 22919), (884, 21156), (984, 19006), (1032, 18122), (1066, 17544), (1118, 16728), (1326, 14104), (1394, 13416), (1462, 12792), (1599, 11696), (1677, 11152), (1763, 10608), (1768, 10578), (1968, 9503), (2064, 9061), (2091, 8944), (2132, 8772), (2193, 8528), (2236, 8364), (2652, 7052), (2788, 6708), (2924, 6396), (3198, 5848), (3354, 5576), (3526, 5304), (3536, 5289), (4182, 4472), (4264, 4386)]