20201407810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{304651}}^1$

素因数の和:305026

約数の個数: 32

約数和(自身を含む): 38386152000

約数和(自身を除く): 18184744190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 349, 698, 1745, 3490, 6631, 13262, 33155, 66310, 304651, 609302, 1523255, 3046510, 5788369, 11576738, 28941845, 57883690, 106323199, 212646398, 531615995, 1063231990, 2020140781, 4040281562, 10100703905, 20201407810]

約数ペア:

[(1, 20201407810), (2, 10100703905), (5, 4040281562), (10, 2020140781), (19, 1063231990), (38, 531615995), (95, 212646398), (190, 106323199), (349, 57883690), (698, 28941845), (1745, 11576738), (3490, 5788369), (6631, 3046510), (13262, 1523255), (33155, 609302), (66310, 304651)]