20916816

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14057}}^1$

素因数の和:14099

約数の個数: 40

約数和(自身を含む): 55782144

約数和(自身を除く): 34865328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14057, 28114, 42171, 56228, 84342, 112456, 168684, 224912, 337368, 435767, 674736, 871534, 1307301, 1743068, 2614602, 3486136, 5229204, 6972272, 10458408, 20916816]

約数ペア:

[(1, 20916816), (2, 10458408), (3, 6972272), (4, 5229204), (6, 3486136), (8, 2614602), (12, 1743068), (16, 1307301), (24, 871534), (31, 674736), (48, 435767), (62, 337368), (93, 224912), (124, 168684), (186, 112456), (248, 84342), (372, 56228), (496, 42171), (744, 28114), (1488, 14057)]