20152508912

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7727189}}^1$

素因数の和:7727360

約数の個数: 20

約数和(自身を含む): 39285033960

約数和(自身を除く): 19132525048

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7727189, 15454378, 30908756, 61817512, 123635024, 1259531807, 2519063614, 5038127228, 10076254456, 20152508912]

約数ペア:

[(1, 20152508912), (2, 10076254456), (4, 5038127228), (8, 2519063614), (16, 1259531807), (163, 123635024), (326, 61817512), (652, 30908756), (1304, 15454378), (2608, 7727189)]