19996884

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{2447}}^1$

素因数の和:2684

約数の個数: 36

約数和(自身を含む): 50791104

約数和(自身を除く): 30794220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2447, 2724, 4086, 4894, 7341, 8172, 9788, 14682, 22023, 29364, 44046, 88092, 555469, 1110938, 1666407, 2221876, 3332814, 4999221, 6665628, 9998442, 19996884]

約数ペア:

[(1, 19996884), (2, 9998442), (3, 6665628), (4, 4999221), (6, 3332814), (9, 2221876), (12, 1666407), (18, 1110938), (36, 555469), (227, 88092), (454, 44046), (681, 29364), (908, 22023), (1362, 14682), (2043, 9788), (2447, 8172), (2724, 7341), (4086, 4894)]