20958288

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33587}}^1$

素因数の和:33611

約数の個数: 40

約数和(自身を含む): 58308768

約数和(自身を除く): 37350480

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33587, 67174, 100761, 134348, 201522, 268696, 403044, 436631, 537392, 806088, 873262, 1309893, 1612176, 1746524, 2619786, 3493048, 5239572, 6986096, 10479144, 20958288]

約数ペア:

[(1, 20958288), (2, 10479144), (3, 6986096), (4, 5239572), (6, 3493048), (8, 2619786), (12, 1746524), (13, 1612176), (16, 1309893), (24, 873262), (26, 806088), (39, 537392), (48, 436631), (52, 403044), (78, 268696), (104, 201522), (156, 134348), (208, 100761), (312, 67174), (624, 33587)]