20228467818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{7919}}^1\times {\mathrm{32749}}^1$

素因数の和:40686

約数の個数: 32

約数和(自身を含む): 43575840000

約数和(自身を除く): 23347372182

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 7919, 15838, 23757, 32749, 47514, 65498, 98247, 102947, 196494, 205894, 308841, 425737, 617682, 851474, 1277211, 2554422, 259339331, 518678662, 778017993, 1556035986, 3371411303, 6742822606, 10114233909, 20228467818]

約数ペア:

[(1, 20228467818), (2, 10114233909), (3, 6742822606), (6, 3371411303), (13, 1556035986), (26, 778017993), (39, 518678662), (78, 259339331), (7919, 2554422), (15838, 1277211), (23757, 851474), (32749, 617682), (47514, 425737), (65498, 308841), (98247, 205894), (102947, 196494)]