20481384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11083}}^1$

素因数の和:11110

約数の個数: 64

約数和(自身を含む): 63843840

約数和(自身を除く): 43362456

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11083, 22166, 33249, 44332, 66498, 77581, 88664, 121913, 132996, 155162, 232743, 243826, 265992, 310324, 365739, 465486, 487652, 620648, 731478, 853391, 930972, 975304, 1462956, 1706782, 1861944, 2560173, 2925912, 3413564, 5120346, 6827128, 10240692, 20481384]

約数ペア:

[(1, 20481384), (2, 10240692), (3, 6827128), (4, 5120346), (6, 3413564), (7, 2925912), (8, 2560173), (11, 1861944), (12, 1706782), (14, 1462956), (21, 975304), (22, 930972), (24, 853391), (28, 731478), (33, 620648), (42, 487652), (44, 465486), (56, 365739), (66, 310324), (77, 265992), (84, 243826), (88, 232743), (132, 155162), (154, 132996), (168, 121913), (231, 88664), (264, 77581), (308, 66498), (462, 44332), (616, 33249), (924, 22166), (1848, 11083)]