39992218

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 71539200

約数和(自身を除く): 31546982

約数列:

[1, 2, 7, 14, 29, 58, 137, 203, 274, 406, 719, 959, 1438, 1918, 3973, 5033, 7946, 10066, 20851, 27811, 41702, 55622, 98503, 145957, 197006, 291914, 689521, 1379042, 2856587, 5713174, 19996109, 39992218]

約数ペア:

[(1, 39992218), (2, 19996109), (7, 5713174), (14, 2856587), (29, 1379042), (58, 689521), (137, 291914), (203, 197006), (274, 145957), (406, 98503), (719, 55622), (959, 41702), (1438, 27811), (1918, 20851), (3973, 10066), (5033, 7946)]