20041998

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^3\times {\mathrm{487}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 42397440

約数和(自身を除く): 22355442

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 487, 722, 974, 1083, 1461, 2166, 2922, 6859, 9253, 13718, 18506, 20577, 27759, 41154, 55518, 175807, 351614, 527421, 1054842, 3340333, 6680666, 10020999, 20041998]

約数ペア:

[(1, 20041998), (2, 10020999), (3, 6680666), (6, 3340333), (19, 1054842), (38, 527421), (57, 351614), (114, 175807), (361, 55518), (487, 41154), (722, 27759), (974, 20577), (1083, 18506), (1461, 13718), (2166, 9253), (2922, 6859)]