20200437

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4259}}^1$

素因数の和:4313

約数の個数: 24

約数和(自身を含む): 31898880

約数和(自身を除く): 11698443

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4259, 4743, 12777, 38331, 72403, 132029, 217209, 396087, 651627, 1188261, 2244493, 6733479, 20200437]

約数ペア:

[(1, 20200437), (3, 6733479), (9, 2244493), (17, 1188261), (31, 651627), (51, 396087), (93, 217209), (153, 132029), (279, 72403), (527, 38331), (1581, 12777), (4259, 4743)]