20408965148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35680009}}^1$

素因数の和:35680037

約数の個数: 24

約数和(自身を含む): 41959691760

約数和(自身を除く): 21550726612

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 35680009, 71360018, 142720036, 392480099, 463840117, 784960198, 927680234, 1569920396, 1855360468, 5102241287, 10204482574, 20408965148]

約数ペア:

[(1, 20408965148), (2, 10204482574), (4, 5102241287), (11, 1855360468), (13, 1569920396), (22, 927680234), (26, 784960198), (44, 463840117), (52, 392480099), (143, 142720036), (286, 71360018), (572, 35680009)]