18839408

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2851}}^1$

素因数の和:2925

約数の個数: 40

約数和(自身を含む): 42437760

約数和(自身を除く): 23598352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 2851, 3304, 5702, 6608, 11404, 19957, 22808, 39914, 45616, 79828, 159656, 168209, 319312, 336418, 672836, 1177463, 1345672, 2354926, 2691344, 4709852, 9419704, 18839408]

約数ペア:

[(1, 18839408), (2, 9419704), (4, 4709852), (7, 2691344), (8, 2354926), (14, 1345672), (16, 1177463), (28, 672836), (56, 336418), (59, 319312), (112, 168209), (118, 159656), (236, 79828), (413, 45616), (472, 39914), (826, 22808), (944, 19957), (1652, 11404), (2851, 6608), (3304, 5702)]