18997472

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45667}}^1$

素因数の和:45690

約数の個数: 24

約数和(自身を含む): 40279176

約数和(自身を除く): 21281704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45667, 91334, 182668, 365336, 593671, 730672, 1187342, 1461344, 2374684, 4749368, 9498736, 18997472]

約数ペア:

[(1, 18997472), (2, 9498736), (4, 4749368), (8, 2374684), (13, 1461344), (16, 1187342), (26, 730672), (32, 593671), (52, 365336), (104, 182668), (208, 91334), (416, 45667)]