20694632

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12743}}^1$

素因数の和:12785

約数の個数: 32

約数和(自身を含む): 45878400

約数和(自身を除く): 25183768

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12743, 25486, 50972, 89201, 101944, 178402, 356804, 369547, 713608, 739094, 1478188, 2586829, 2956376, 5173658, 10347316, 20694632]

約数ペア:

[(1, 20694632), (2, 10347316), (4, 5173658), (7, 2956376), (8, 2586829), (14, 1478188), (28, 739094), (29, 713608), (56, 369547), (58, 356804), (116, 178402), (203, 101944), (232, 89201), (406, 50972), (812, 25486), (1624, 12743)]