20180815907

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{2111}}^1\times {\mathrm{5441}}^1$

素因数の和:7810

約数の個数: 16

約数和(自身を含む): 23170904064

約数和(自身を除く): 2990088157

約数列:

[1, 7, 251, 1757, 2111, 5441, 14777, 38087, 529861, 1365691, 3709027, 9559837, 11485951, 80401657, 2882973701, 20180815907]

約数ペア:

[(1, 20180815907), (7, 2882973701), (251, 80401657), (1757, 11485951), (2111, 9559837), (5441, 3709027), (14777, 1365691), (38087, 529861)]