20199665286

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{358417}}^1$

素因数の和:358557

約数の個数: 48

約数和(自身を含む): 45625177728

約数和(自身を除く): 25425512442

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 101, 186, 202, 279, 303, 558, 606, 909, 1818, 3131, 6262, 9393, 18786, 28179, 56358, 358417, 716834, 1075251, 2150502, 3225753, 6451506, 11110927, 22221854, 33332781, 36200117, 66665562, 72400234, 99998343, 108600351, 199996686, 217200702, 325801053, 651602106, 1122203627, 2244407254, 3366610881, 6733221762, 10099832643, 20199665286]

約数ペア:

[(1, 20199665286), (2, 10099832643), (3, 6733221762), (6, 3366610881), (9, 2244407254), (18, 1122203627), (31, 651602106), (62, 325801053), (93, 217200702), (101, 199996686), (186, 108600351), (202, 99998343), (279, 72400234), (303, 66665562), (558, 36200117), (606, 33332781), (909, 22221854), (1818, 11110927), (3131, 6451506), (6262, 3225753), (9393, 2150502), (18786, 1075251), (28179, 716834), (56358, 358417)]