20115224

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 40392000

約数和(自身を除く): 20276776

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2242, 2243, 4484, 4486, 8968, 8972, 17944, 42617, 85234, 132337, 170468, 264674, 340936, 529348, 1058696, 2514403, 5028806, 10057612, 20115224]

約数ペア:

[(1, 20115224), (2, 10057612), (4, 5028806), (8, 2514403), (19, 1058696), (38, 529348), (59, 340936), (76, 264674), (118, 170468), (152, 132337), (236, 85234), (472, 42617), (1121, 17944), (2242, 8972), (2243, 8968), (4484, 4486)]