20166027426

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{187441}}^1$

素因数の和:187631

約数の個数: 48

約数和(自身を含む): 45031066080

約数和(自身を除く): 24865038654

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 139, 258, 278, 387, 417, 774, 834, 1251, 2502, 5977, 11954, 17931, 35862, 53793, 107586, 187441, 374882, 562323, 1124646, 1686969, 3373938, 8059963, 16119926, 24179889, 26054299, 48359778, 52108598, 72539667, 78162897, 145079334, 156325794, 234488691, 468977382, 1120334857, 2240669714, 3361004571, 6722009142, 10083013713, 20166027426]

約数ペア:

[(1, 20166027426), (2, 10083013713), (3, 6722009142), (6, 3361004571), (9, 2240669714), (18, 1120334857), (43, 468977382), (86, 234488691), (129, 156325794), (139, 145079334), (258, 78162897), (278, 72539667), (387, 52108598), (417, 48359778), (774, 26054299), (834, 24179889), (1251, 16119926), (2502, 8059963), (5977, 3373938), (11954, 1686969), (17931, 1124646), (35862, 562323), (53793, 374882), (107586, 187441)]