20972246

素因数分解:

$2^1\times {\mathrm{47}}^3\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 32460480

約数和(自身を除く): 11488234

約数列:

[1, 2, 47, 94, 101, 202, 2209, 4418, 4747, 9494, 103823, 207646, 223109, 446218, 10486123, 20972246]

約数ペア:

[(1, 20972246), (2, 10486123), (47, 446218), (94, 223109), (101, 207646), (202, 103823), (2209, 9494), (4418, 4747)]