221001484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{20011}}^1$

素因数の和:20277

約数の個数: 24

約数和(自身を含む): 423614016

約数和(自身を除く): 202612532

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 2761, 5522, 11044, 20011, 40022, 80044, 220121, 440242, 880484, 5022761, 10045522, 20091044, 55250371, 110500742, 221001484]

約数ペア:

[(1, 221001484), (2, 110500742), (4, 55250371), (11, 20091044), (22, 10045522), (44, 5022761), (251, 880484), (502, 440242), (1004, 220121), (2761, 80044), (5522, 40022), (11044, 20011)]