20123701924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{237319}}^1$

素因数の和:237412

約数の個数: 48

約数和(自身を含む): 39471062400

約数和(自身を除く): 19347360476

約数列:

[1, 2, 4, 17, 29, 34, 43, 58, 68, 86, 116, 172, 493, 731, 986, 1247, 1462, 1972, 2494, 2924, 4988, 21199, 42398, 84796, 237319, 474638, 949276, 4034423, 6882251, 8068846, 10204717, 13764502, 16137692, 20409434, 27529004, 40818868, 116998267, 173480189, 233996534, 295936793, 346960378, 467993068, 591873586, 693920756, 1183747172, 5030925481, 10061850962, 20123701924]

約数ペア:

[(1, 20123701924), (2, 10061850962), (4, 5030925481), (17, 1183747172), (29, 693920756), (34, 591873586), (43, 467993068), (58, 346960378), (68, 295936793), (86, 233996534), (116, 173480189), (172, 116998267), (493, 40818868), (731, 27529004), (986, 20409434), (1247, 16137692), (1462, 13764502), (1972, 10204717), (2494, 8068846), (2924, 6882251), (4988, 4034423), (21199, 949276), (42398, 474638), (84796, 237319)]