20021432

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 18534568

約数列:

[1, 2, 4, 8, 71, 101, 142, 202, 284, 349, 404, 568, 698, 808, 1396, 2792, 7171, 14342, 24779, 28684, 35249, 49558, 57368, 70498, 99116, 140996, 198232, 281992, 2502679, 5005358, 10010716, 20021432]

約数ペア:

[(1, 20021432), (2, 10010716), (4, 5005358), (8, 2502679), (71, 281992), (101, 198232), (142, 140996), (202, 99116), (284, 70498), (349, 57368), (404, 49558), (568, 35249), (698, 28684), (808, 24779), (1396, 14342), (2792, 7171)]