138440422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{11867}}^1$

素因数の和:12195

約数の個数: 16

約数和(自身を含む): 219320640

約数和(自身を除く): 80880218

約数列:

[1, 2, 19, 38, 307, 614, 5833, 11666, 11867, 23734, 225473, 450946, 3643169, 7286338, 69220211, 138440422]

約数ペア:

[(1, 138440422), (2, 69220211), (19, 7286338), (38, 3643169), (307, 450946), (614, 225473), (5833, 23734), (11666, 11867)]