20833923

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 31606272

約数和(自身を除く): 10772349

約数列:

[1, 3, 11, 33, 37, 111, 113, 151, 339, 407, 453, 1221, 1243, 1661, 3729, 4181, 4983, 5587, 12543, 16761, 17063, 45991, 51189, 61457, 137973, 184371, 187693, 563079, 631331, 1893993, 6944641, 20833923]

約数ペア:

[(1, 20833923), (3, 6944641), (11, 1893993), (33, 631331), (37, 563079), (111, 187693), (113, 184371), (151, 137973), (339, 61457), (407, 51189), (453, 45991), (1221, 17063), (1243, 16761), (1661, 12543), (3729, 5587), (4181, 4983)]