19267696

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2423}}^1$

素因数の和:2509

約数の個数: 40

約数和(自身を含む): 43282944

約数和(自身を除く): 24015248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2423, 3976, 4846, 7952, 9692, 16961, 19384, 33922, 38768, 67844, 135688, 172033, 271376, 344066, 688132, 1204231, 1376264, 2408462, 2752528, 4816924, 9633848, 19267696]

約数ペア:

[(1, 19267696), (2, 9633848), (4, 4816924), (7, 2752528), (8, 2408462), (14, 1376264), (16, 1204231), (28, 688132), (56, 344066), (71, 271376), (112, 172033), (142, 135688), (284, 67844), (497, 38768), (568, 33922), (994, 19384), (1136, 16961), (1988, 9692), (2423, 7952), (3976, 4846)]