20199060016

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15980269}}^1$

素因数の和:15980356

約数の個数: 20

約数和(自身を含む): 39631069600

約数和(自身を除く): 19432009584

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15980269, 31960538, 63921076, 127842152, 255684304, 1262441251, 2524882502, 5049765004, 10099530008, 20199060016]

約数ペア:

[(1, 20199060016), (2, 10099530008), (4, 5049765004), (8, 2524882502), (16, 1262441251), (79, 255684304), (158, 127842152), (316, 63921076), (632, 31960538), (1264, 15980269)]