19006484

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20910316

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 116, 178, 203, 263, 356, 406, 526, 623, 812, 1052, 1246, 1841, 2492, 2581, 3682, 5162, 7364, 7627, 10324, 15254, 18067, 23407, 30508, 36134, 46814, 53389, 72268, 93628, 106778, 163849, 213556, 327698, 655396, 678803, 1357606, 2715212, 4751621, 9503242, 19006484]

約数ペア:

[(1, 19006484), (2, 9503242), (4, 4751621), (7, 2715212), (14, 1357606), (28, 678803), (29, 655396), (58, 327698), (89, 213556), (116, 163849), (178, 106778), (203, 93628), (263, 72268), (356, 53389), (406, 46814), (526, 36134), (623, 30508), (812, 23407), (1052, 18067), (1246, 15254), (1841, 10324), (2492, 7627), (2581, 7364), (3682, 5162)]