20976502

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{521}}^1$

素因数の和:1055

約数の個数: 16

約数和(自身を含む): 32359824

約数和(自身を除く): 11383322

約数列:

[1, 2, 41, 82, 491, 521, 982, 1042, 20131, 21361, 40262, 42722, 255811, 511622, 10488251, 20976502]

約数ペア:

[(1, 20976502), (2, 10488251), (41, 511622), (82, 255811), (491, 42722), (521, 40262), (982, 21361), (1042, 20131)]