19768894

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 32076000

約数和(自身を除く): 12307106

約数列:

[1, 2, 29, 53, 58, 59, 106, 109, 118, 218, 1537, 1711, 3074, 3127, 3161, 3422, 5777, 6254, 6322, 6431, 11554, 12862, 90683, 167533, 181366, 186499, 335066, 340843, 372998, 681686, 9884447, 19768894]

約数ペア:

[(1, 19768894), (2, 9884447), (29, 681686), (53, 372998), (58, 340843), (59, 335066), (106, 186499), (109, 181366), (118, 167533), (218, 90683), (1537, 12862), (1711, 11554), (3074, 6431), (3127, 6322), (3161, 6254), (3422, 5777)]