20877602

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:865

約数の個数: 16

約数和(自身を含む): 31946400

約数和(自身を除く): 11068798

約数列:

[1, 2, 67, 134, 347, 449, 694, 898, 23249, 30083, 46498, 60166, 155803, 311606, 10438801, 20877602]

約数ペア:

[(1, 20877602), (2, 10438801), (67, 311606), (134, 155803), (347, 60166), (449, 46498), (694, 30083), (898, 23249)]