20065762

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 30693600

約数和(自身を除く): 10627838

約数列:

[1, 2, 89, 139, 178, 278, 811, 1622, 12371, 24742, 72179, 112729, 144358, 225458, 10032881, 20065762]

約数ペア:

[(1, 20065762), (2, 10032881), (89, 225458), (139, 144358), (178, 112729), (278, 72179), (811, 24742), (1622, 12371)]