20253844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7349}}^1$

素因数の和:7419

約数の個数: 24

約数和(自身を含む): 38896200

約数和(自身を除く): 18642356

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7349, 14698, 29396, 95537, 191074, 382148, 389497, 778994, 1557988, 5063461, 10126922, 20253844]

約数ペア:

[(1, 20253844), (2, 10126922), (4, 5063461), (13, 1557988), (26, 778994), (52, 389497), (53, 382148), (106, 191074), (212, 95537), (689, 29396), (1378, 14698), (2756, 7349)]