18795660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24097}}^1$

素因数の和:24122

約数の個数: 48

約数和(自身を含む): 56678496

約数和(自身を除く): 37882836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24097, 48194, 72291, 96388, 120485, 144582, 240970, 289164, 313261, 361455, 481940, 626522, 722910, 939783, 1253044, 1445820, 1566305, 1879566, 3132610, 3759132, 4698915, 6265220, 9397830, 18795660]

約数ペア:

[(1, 18795660), (2, 9397830), (3, 6265220), (4, 4698915), (5, 3759132), (6, 3132610), (10, 1879566), (12, 1566305), (13, 1445820), (15, 1253044), (20, 939783), (26, 722910), (30, 626522), (39, 481940), (52, 361455), (60, 313261), (65, 289164), (78, 240970), (130, 144582), (156, 120485), (195, 96388), (260, 72291), (390, 48194), (780, 24097)]