18788198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 14596762

約数列:

[1, 2, 11, 13, 22, 26, 143, 179, 286, 358, 367, 734, 1969, 2327, 3938, 4037, 4654, 4771, 8074, 9542, 25597, 51194, 52481, 65693, 104962, 131386, 722623, 854009, 1445246, 1708018, 9394099, 18788198]

約数ペア:

[(1, 18788198), (2, 9394099), (11, 1708018), (13, 1445246), (22, 854009), (26, 722623), (143, 131386), (179, 104962), (286, 65693), (358, 52481), (367, 51194), (734, 25597), (1969, 9542), (2327, 8074), (3938, 4771), (4037, 4654)]