20145841364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{70321}}^1$

素因数の和:70736

約数の個数: 48

約数和(自身を含む): 40829515776

約数和(自身を除く): 20683674412

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 383, 748, 766, 1532, 4213, 6511, 8426, 13022, 16852, 26044, 70321, 71621, 140642, 143242, 281284, 286484, 773531, 1195457, 1547062, 2390914, 3094124, 4781828, 13150027, 26300054, 26932943, 52600108, 53865886, 107731772, 296262373, 457860031, 592524746, 915720062, 1185049492, 1831440124, 5036460341, 10072920682, 20145841364]

約数ペア:

[(1, 20145841364), (2, 10072920682), (4, 5036460341), (11, 1831440124), (17, 1185049492), (22, 915720062), (34, 592524746), (44, 457860031), (68, 296262373), (187, 107731772), (374, 53865886), (383, 52600108), (748, 26932943), (766, 26300054), (1532, 13150027), (4213, 4781828), (6511, 3094124), (8426, 2390914), (13022, 1547062), (16852, 1195457), (26044, 773531), (70321, 286484), (71621, 281284), (140642, 143242)]