20597388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3359}}^1$

素因数の和:3446

約数の個数: 48

約数和(自身を含む): 55695360

約数和(自身を除く): 35097972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3359, 6132, 6718, 10077, 13436, 20154, 23513, 40308, 47026, 70539, 94052, 141078, 245207, 282156, 490414, 735621, 980828, 1471242, 1716449, 2942484, 3432898, 5149347, 6865796, 10298694, 20597388]

約数ペア:

[(1, 20597388), (2, 10298694), (3, 6865796), (4, 5149347), (6, 3432898), (7, 2942484), (12, 1716449), (14, 1471242), (21, 980828), (28, 735621), (42, 490414), (73, 282156), (84, 245207), (146, 141078), (219, 94052), (292, 70539), (438, 47026), (511, 40308), (876, 23513), (1022, 20154), (1533, 13436), (2044, 10077), (3066, 6718), (3359, 6132)]