20305802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15131}}^1$

素因数の和:15205

約数の個数: 16

約数和(自身を含む): 33774624

約数和(自身を除く): 13468822

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15131, 30262, 166441, 332882, 922991, 1845982, 10152901, 20305802]

約数ペア:

[(1, 20305802), (2, 10152901), (11, 1845982), (22, 922991), (61, 332882), (122, 166441), (671, 30262), (1342, 15131)]