19492968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 54328320

約数和(自身を除く): 34835352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 1571, 2068, 3102, 3142, 4136, 4713, 6204, 6284, 9426, 12408, 12568, 17281, 18852, 34562, 37704, 51843, 69124, 73837, 103686, 138248, 147674, 207372, 221511, 295348, 414744, 443022, 590696, 812207, 886044, 1624414, 1772088, 2436621, 3248828, 4873242, 6497656, 9746484, 19492968]

約数ペア:

[(1, 19492968), (2, 9746484), (3, 6497656), (4, 4873242), (6, 3248828), (8, 2436621), (11, 1772088), (12, 1624414), (22, 886044), (24, 812207), (33, 590696), (44, 443022), (47, 414744), (66, 295348), (88, 221511), (94, 207372), (132, 147674), (141, 138248), (188, 103686), (264, 73837), (282, 69124), (376, 51843), (517, 37704), (564, 34562), (1034, 18852), (1128, 17281), (1551, 12568), (1571, 12408), (2068, 9426), (3102, 6284), (3142, 6204), (4136, 4713)]