18835376

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3911}}^1$

素因数の和:3969

約数の個数: 40

約数和(自身を含む): 42687744

約数和(自身を除く): 23852368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3911, 4816, 7822, 15644, 27377, 31288, 54754, 62576, 109508, 168173, 219016, 336346, 438032, 672692, 1177211, 1345384, 2354422, 2690768, 4708844, 9417688, 18835376]

約数ペア:

[(1, 18835376), (2, 9417688), (4, 4708844), (7, 2690768), (8, 2354422), (14, 1345384), (16, 1177211), (28, 672692), (43, 438032), (56, 336346), (86, 219016), (112, 168173), (172, 109508), (301, 62576), (344, 54754), (602, 31288), (688, 27377), (1204, 15644), (2408, 7822), (3911, 4816)]