18490290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1$

素因数の和:564

約数の個数: 96

約数和(自身を含む): 55022976

約数和(自身を除く): 36532686

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 521, 546, 845, 910, 1014, 1042, 1183, 1365, 1563, 1690, 2366, 2535, 2605, 2730, 3126, 3549, 3647, 5070, 5210, 5915, 6773, 7098, 7294, 7815, 10941, 11830, 13546, 15630, 17745, 18235, 20319, 21882, 33865, 35490, 36470, 40638, 47411, 54705, 67730, 88049, 94822, 101595, 109410, 142233, 176098, 203190, 237055, 264147, 284466, 440245, 474110, 528294, 616343, 711165, 880490, 1232686, 1320735, 1422330, 1849029, 2641470, 3081715, 3698058, 6163430, 9245145, 18490290]

約数ペア:

[(1, 18490290), (2, 9245145), (3, 6163430), (5, 3698058), (6, 3081715), (7, 2641470), (10, 1849029), (13, 1422330), (14, 1320735), (15, 1232686), (21, 880490), (26, 711165), (30, 616343), (35, 528294), (39, 474110), (42, 440245), (65, 284466), (70, 264147), (78, 237055), (91, 203190), (105, 176098), (130, 142233), (169, 109410), (182, 101595), (195, 94822), (210, 88049), (273, 67730), (338, 54705), (390, 47411), (455, 40638), (507, 36470), (521, 35490), (546, 33865), (845, 21882), (910, 20319), (1014, 18235), (1042, 17745), (1183, 15630), (1365, 13546), (1563, 11830), (1690, 10941), (2366, 7815), (2535, 7294), (2605, 7098), (2730, 6773), (3126, 5915), (3549, 5210), (3647, 5070)]