320272018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{8609}}^1$

素因数の和:8730

約数の個数: 32

約数和(自身を含む): 557928000

約数和(自身を除く): 237655982

約数列:

[1, 2, 11, 19, 22, 38, 89, 178, 209, 418, 979, 1691, 1958, 3382, 8609, 17218, 18601, 37202, 94699, 163571, 189398, 327142, 766201, 1532402, 1799281, 3598562, 8428211, 14557819, 16856422, 29115638, 160136009, 320272018]

約数ペア:

[(1, 320272018), (2, 160136009), (11, 29115638), (19, 16856422), (22, 14557819), (38, 8428211), (89, 3598562), (178, 1799281), (209, 1532402), (418, 766201), (979, 327142), (1691, 189398), (1958, 163571), (3382, 94699), (8609, 37202), (17218, 18601)]