20277852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1481}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 54442752

約数和(自身を除く): 34164900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1481, 1956, 2282, 2962, 3423, 4443, 4564, 5924, 6846, 8886, 10367, 13692, 17772, 20734, 31101, 41468, 62202, 124404, 241403, 482806, 724209, 965612, 1448418, 1689821, 2896836, 3379642, 5069463, 6759284, 10138926, 20277852]

約数ペア:

[(1, 20277852), (2, 10138926), (3, 6759284), (4, 5069463), (6, 3379642), (7, 2896836), (12, 1689821), (14, 1448418), (21, 965612), (28, 724209), (42, 482806), (84, 241403), (163, 124404), (326, 62202), (489, 41468), (652, 31101), (978, 20734), (1141, 17772), (1481, 13692), (1956, 10367), (2282, 8886), (2962, 6846), (3423, 5924), (4443, 4564)]