20163727856

素因数分解:

$2^4\times {\mathrm{541}}^1\times {\mathrm{1423}}^1\times {\mathrm{1637}}^1$

素因数の和:3609

約数の個数: 40

約数和(自身を含む): 39190866624

約数和(自身を除く): 19027138768

約数列:

[1, 2, 4, 8, 16, 541, 1082, 1423, 1637, 2164, 2846, 3274, 4328, 5692, 6548, 8656, 11384, 13096, 22768, 26192, 769843, 885617, 1539686, 1771234, 2329451, 3079372, 3542468, 4658902, 6158744, 7084936, 9317804, 12317488, 14169872, 18635608, 37271216, 1260232991, 2520465982, 5040931964, 10081863928, 20163727856]

約数ペア:

[(1, 20163727856), (2, 10081863928), (4, 5040931964), (8, 2520465982), (16, 1260232991), (541, 37271216), (1082, 18635608), (1423, 14169872), (1637, 12317488), (2164, 9317804), (2846, 7084936), (3274, 6158744), (4328, 4658902), (5692, 3542468), (6548, 3079372), (8656, 2329451), (11384, 1771234), (13096, 1539686), (22768, 885617), (26192, 769843)]