2019905881

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{13397}}^1$

素因数の和:13609

約数の個数: 24

約数和(自身を含む): 2501835336

約数和(自身を除く): 481929455

約数列:

[1, 7, 17, 49, 119, 181, 833, 1267, 3077, 8869, 13397, 21539, 93779, 150773, 227749, 656453, 1594243, 2424857, 11159701, 16973999, 41222569, 118817993, 288557983, 2019905881]

約数ペア:

[(1, 2019905881), (7, 288557983), (17, 118817993), (49, 41222569), (119, 16973999), (181, 11159701), (833, 2424857), (1267, 1594243), (3077, 656453), (8869, 227749), (13397, 150773), (21539, 93779)]