18440516158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{22039}}^1$

素因数の和:22384

約数の個数: 32

約数和(自身を含む): 29547705600

約数和(自身を除く): 11107189442

約数列:

[1, 2, 19, 38, 97, 194, 227, 454, 1843, 3686, 4313, 8626, 22019, 22039, 44038, 44078, 418361, 418741, 836722, 837482, 2137783, 4275566, 5002853, 10005706, 40617877, 81235754, 95054207, 190108414, 485276741, 970553482, 9220258079, 18440516158]

約数ペア:

[(1, 18440516158), (2, 9220258079), (19, 970553482), (38, 485276741), (97, 190108414), (194, 95054207), (227, 81235754), (454, 40617877), (1843, 10005706), (3686, 5002853), (4313, 4275566), (8626, 2137783), (22019, 837482), (22039, 836722), (44038, 418741), (44078, 418361)]