20331684

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4447}}^1$

素因数の和:4584

約数の個数: 36

約数和(自身を含む): 51810304

約数和(自身を除く): 31478620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4447, 4572, 8894, 13341, 17788, 26682, 40023, 53364, 80046, 160092, 564769, 1129538, 1694307, 2259076, 3388614, 5082921, 6777228, 10165842, 20331684]

約数ペア:

[(1, 20331684), (2, 10165842), (3, 6777228), (4, 5082921), (6, 3388614), (9, 2259076), (12, 1694307), (18, 1129538), (36, 564769), (127, 160092), (254, 80046), (381, 53364), (508, 40023), (762, 26682), (1143, 17788), (1524, 13341), (2286, 8894), (4447, 4572)]