15811764

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 23379276

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 59, 69, 92, 118, 138, 177, 236, 276, 354, 708, 971, 1357, 1942, 2714, 2913, 3884, 4071, 5428, 5826, 8142, 11652, 16284, 22333, 44666, 57289, 66999, 89332, 114578, 133998, 171867, 229156, 267996, 343734, 687468, 1317647, 2635294, 3952941, 5270588, 7905882, 15811764]

約数ペア:

[(1, 15811764), (2, 7905882), (3, 5270588), (4, 3952941), (6, 2635294), (12, 1317647), (23, 687468), (46, 343734), (59, 267996), (69, 229156), (92, 171867), (118, 133998), (138, 114578), (177, 89332), (236, 66999), (276, 57289), (354, 44666), (708, 22333), (971, 16284), (1357, 11652), (1942, 8142), (2714, 5826), (2913, 5428), (3884, 4071)]