15921928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 35769600

約数和(自身を除く): 19847672

約数列:

[1, 2, 4, 8, 11, 17, 22, 29, 34, 44, 58, 68, 88, 116, 136, 187, 232, 319, 367, 374, 493, 638, 734, 748, 986, 1276, 1468, 1496, 1972, 2552, 2936, 3944, 4037, 5423, 6239, 8074, 10643, 10846, 12478, 16148, 21286, 21692, 24956, 32296, 42572, 43384, 49912, 68629, 85144, 117073, 137258, 180931, 234146, 274516, 361862, 468292, 549032, 723724, 936584, 1447448, 1990241, 3980482, 7960964, 15921928]

約数ペア:

[(1, 15921928), (2, 7960964), (4, 3980482), (8, 1990241), (11, 1447448), (17, 936584), (22, 723724), (29, 549032), (34, 468292), (44, 361862), (58, 274516), (68, 234146), (88, 180931), (116, 137258), (136, 117073), (187, 85144), (232, 68629), (319, 49912), (367, 43384), (374, 42572), (493, 32296), (638, 24956), (734, 21692), (748, 21286), (986, 16148), (1276, 12478), (1468, 10846), (1496, 10643), (1972, 8074), (2552, 6239), (2936, 5423), (3944, 4037)]