491438882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{22541}}^1$

素因数の和:23545

約数の個数: 16

約数和(自身を含む): 805019904

約数和(自身を除く): 313581022

約数列:

[1, 2, 11, 22, 991, 1982, 10901, 21802, 22541, 45082, 247951, 495902, 22338131, 44676262, 245719441, 491438882]

約数ペア:

[(1, 491438882), (2, 245719441), (11, 44676262), (22, 22338131), (991, 495902), (1982, 247951), (10901, 45082), (21802, 22541)]