39921584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131321}}^1$

素因数の和:131348

約数の個数: 20

約数和(自身を含む): 81419640

約数和(自身を除く): 41498056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 131321, 262642, 525284, 1050568, 2101136, 2495099, 4990198, 9980396, 19960792, 39921584]

約数ペア:

[(1, 39921584), (2, 19960792), (4, 9980396), (8, 4990198), (16, 2495099), (19, 2101136), (38, 1050568), (76, 525284), (152, 262642), (304, 131321)]