20793928

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 41212800

約数和(自身を除く): 20418872

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 232, 376, 1363, 1907, 2726, 3814, 5452, 7628, 10904, 15256, 55303, 89629, 110606, 179258, 221212, 358516, 442424, 717032, 2599241, 5198482, 10396964, 20793928]

約数ペア:

[(1, 20793928), (2, 10396964), (4, 5198482), (8, 2599241), (29, 717032), (47, 442424), (58, 358516), (94, 221212), (116, 179258), (188, 110606), (232, 89629), (376, 55303), (1363, 15256), (1907, 10904), (2726, 7628), (3814, 5452)]