20634912

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 120

約数和(自身を含む): 64033200

約数和(自身を除く): 43398288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 419, 432, 456, 513, 608, 648, 684, 838, 864, 912, 1026, 1257, 1296, 1368, 1539, 1676, 1824, 2052, 2514, 2592, 2736, 3078, 3352, 3771, 4104, 5028, 5472, 6156, 6704, 7542, 7961, 8208, 10056, 11313, 12312, 13408, 15084, 15922, 16416, 20112, 22626, 23883, 24624, 30168, 31844, 33939, 40224, 45252, 47766, 49248, 60336, 63688, 67878, 71649, 90504, 95532, 120672, 127376, 135756, 143298, 181008, 191064, 214947, 254752, 271512, 286596, 362016, 382128, 429894, 543024, 573192, 644841, 764256, 859788, 1086048, 1146384, 1289682, 1719576, 2292768, 2579364, 3439152, 5158728, 6878304, 10317456, 20634912]

約数ペア:

[(1, 20634912), (2, 10317456), (3, 6878304), (4, 5158728), (6, 3439152), (8, 2579364), (9, 2292768), (12, 1719576), (16, 1289682), (18, 1146384), (19, 1086048), (24, 859788), (27, 764256), (32, 644841), (36, 573192), (38, 543024), (48, 429894), (54, 382128), (57, 362016), (72, 286596), (76, 271512), (81, 254752), (96, 214947), (108, 191064), (114, 181008), (144, 143298), (152, 135756), (162, 127376), (171, 120672), (216, 95532), (228, 90504), (288, 71649), (304, 67878), (324, 63688), (342, 60336), (419, 49248), (432, 47766), (456, 45252), (513, 40224), (608, 33939), (648, 31844), (684, 30168), (838, 24624), (864, 23883), (912, 22626), (1026, 20112), (1257, 16416), (1296, 15922), (1368, 15084), (1539, 13408), (1676, 12312), (1824, 11313), (2052, 10056), (2514, 8208), (2592, 7961), (2736, 7542), (3078, 6704), (3352, 6156), (3771, 5472), (4104, 5028)]