20874789052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{29633}}^1$

素因数の和:29723

約数の個数: 96

約数和(自身を含む): 44607467520

約数和(自身を除く): 23732678468

約数列:

[1, 2, 4, 13, 19, 23, 26, 31, 38, 46, 52, 62, 76, 92, 124, 247, 299, 403, 437, 494, 589, 598, 713, 806, 874, 988, 1178, 1196, 1426, 1612, 1748, 2356, 2852, 5681, 7657, 9269, 11362, 13547, 15314, 18538, 22724, 27094, 29633, 30628, 37076, 54188, 59266, 118532, 176111, 352222, 385229, 563027, 681559, 704444, 770458, 918623, 1126054, 1363118, 1540916, 1837246, 2252108, 2726236, 3674492, 7319351, 8860267, 11942099, 12949621, 14638702, 17453837, 17720534, 21128329, 23884198, 25899242, 29277404, 34907674, 35441068, 42256658, 47768396, 51798484, 69815348, 84513316, 168345073, 226899881, 274668277, 336690146, 401438251, 453799762, 549336554, 673380292, 802876502, 907599524, 1098673108, 1605753004, 5218697263, 10437394526, 20874789052]

約数ペア:

[(1, 20874789052), (2, 10437394526), (4, 5218697263), (13, 1605753004), (19, 1098673108), (23, 907599524), (26, 802876502), (31, 673380292), (38, 549336554), (46, 453799762), (52, 401438251), (62, 336690146), (76, 274668277), (92, 226899881), (124, 168345073), (247, 84513316), (299, 69815348), (403, 51798484), (437, 47768396), (494, 42256658), (589, 35441068), (598, 34907674), (713, 29277404), (806, 25899242), (874, 23884198), (988, 21128329), (1178, 17720534), (1196, 17453837), (1426, 14638702), (1612, 12949621), (1748, 11942099), (2356, 8860267), (2852, 7319351), (5681, 3674492), (7657, 2726236), (9269, 2252108), (11362, 1837246), (13547, 1540916), (15314, 1363118), (18538, 1126054), (22724, 918623), (27094, 770458), (29633, 704444), (30628, 681559), (37076, 563027), (54188, 385229), (59266, 352222), (118532, 176111)]