20825718

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 22892682

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 229, 458, 659, 687, 1318, 1374, 1977, 3954, 5267, 10534, 15157, 15801, 30314, 31602, 45471, 90942, 150911, 301822, 452733, 905466, 3470953, 6941906, 10412859, 20825718]

約数ペア:

[(1, 20825718), (2, 10412859), (3, 6941906), (6, 3470953), (23, 905466), (46, 452733), (69, 301822), (138, 150911), (229, 90942), (458, 45471), (659, 31602), (687, 30314), (1318, 15801), (1374, 15157), (1977, 10534), (3954, 5267)]