1918821608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 3994099200

約数和(自身を除く): 2075277592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 139, 206, 278, 412, 556, 824, 1112, 1133, 1523, 1529, 2266, 3046, 3058, 4532, 6092, 6116, 9064, 12184, 12232, 14317, 16753, 28634, 33506, 57268, 67012, 114536, 134024, 156869, 157487, 211697, 313738, 314974, 423394, 627476, 629948, 846788, 1254952, 1259896, 1693576, 1725559, 2328667, 3451118, 4657334, 6902236, 9314668, 13804472, 18629336, 21804791, 43609582, 87219164, 174438328, 239852701, 479705402, 959410804, 1918821608]

約数ペア:

[(1, 1918821608), (2, 959410804), (4, 479705402), (8, 239852701), (11, 174438328), (22, 87219164), (44, 43609582), (88, 21804791), (103, 18629336), (139, 13804472), (206, 9314668), (278, 6902236), (412, 4657334), (556, 3451118), (824, 2328667), (1112, 1725559), (1133, 1693576), (1523, 1259896), (1529, 1254952), (2266, 846788), (3046, 629948), (3058, 627476), (4532, 423394), (6092, 314974), (6116, 313738), (9064, 211697), (12184, 157487), (12232, 156869), (14317, 134024), (16753, 114536), (28634, 67012), (33506, 57268)]