19147485

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 36115200

約数和(自身を除く): 16967715

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 239, 245, 327, 545, 717, 735, 763, 1195, 1635, 1673, 2289, 3585, 3815, 5019, 5341, 8365, 11445, 11711, 16023, 25095, 26051, 26705, 35133, 58555, 78153, 80115, 130255, 175665, 182357, 390765, 547071, 911785, 1276499, 2735355, 3829497, 6382495, 19147485]

約数ペア:

[(1, 19147485), (3, 6382495), (5, 3829497), (7, 2735355), (15, 1276499), (21, 911785), (35, 547071), (49, 390765), (105, 182357), (109, 175665), (147, 130255), (239, 80115), (245, 78153), (327, 58555), (545, 35133), (717, 26705), (735, 26051), (763, 25095), (1195, 16023), (1635, 11711), (1673, 11445), (2289, 8365), (3585, 5341), (3815, 5019)]