17888971244

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 31822008960

約数和(自身を除く): 13933037716

約数列:

[1, 2, 4, 157, 257, 271, 314, 409, 514, 542, 628, 818, 1028, 1084, 1636, 40349, 42547, 64213, 69647, 80698, 85094, 105113, 110839, 128426, 139294, 161396, 170188, 210226, 221678, 256852, 278588, 420452, 443356, 10934579, 16502741, 17401723, 21869158, 28485623, 33005482, 34803446, 43738316, 56971246, 66010964, 69606892, 113942492, 4472242811, 8944485622, 17888971244]

約数ペア:

[(1, 17888971244), (2, 8944485622), (4, 4472242811), (157, 113942492), (257, 69606892), (271, 66010964), (314, 56971246), (409, 43738316), (514, 34803446), (542, 33005482), (628, 28485623), (818, 21869158), (1028, 17401723), (1084, 16502741), (1636, 10934579), (40349, 443356), (42547, 420452), (64213, 278588), (69647, 256852), (80698, 221678), (85094, 210226), (105113, 170188), (110839, 161396), (128426, 139294)]