20984538

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{85303}}^1$

素因数の和:85349

約数の個数: 16

約数和(自身を含む): 42993216

約数和(自身を除く): 22008678

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 85303, 170606, 255909, 511818, 3497423, 6994846, 10492269, 20984538]

約数ペア:

[(1, 20984538), (2, 10492269), (3, 6994846), (6, 3497423), (41, 511818), (82, 255909), (123, 170606), (246, 85303)]