20505622

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{569}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 31710240

約数和(自身を除く): 11204618

約数列:

[1, 2, 37, 74, 487, 569, 974, 1138, 18019, 21053, 36038, 42106, 277103, 554206, 10252811, 20505622]

約数ペア:

[(1, 20505622), (2, 10252811), (37, 554206), (74, 277103), (487, 42106), (569, 36038), (974, 21053), (1138, 18019)]