20940752

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3169}}^1$

素因数の和:3243

約数の個数: 40

約数和(自身を含む): 47169600

約数和(自身を除く): 26228848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3169, 3304, 6338, 6608, 12676, 22183, 25352, 44366, 50704, 88732, 177464, 186971, 354928, 373942, 747884, 1308797, 1495768, 2617594, 2991536, 5235188, 10470376, 20940752]

約数ペア:

[(1, 20940752), (2, 10470376), (4, 5235188), (7, 2991536), (8, 2617594), (14, 1495768), (16, 1308797), (28, 747884), (56, 373942), (59, 354928), (112, 186971), (118, 177464), (236, 88732), (413, 50704), (472, 44366), (826, 25352), (944, 22183), (1652, 12676), (3169, 6608), (3304, 6338)]