18577306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 31426560

約数和(自身を除く): 12849254

約数列:

[1, 2, 11, 22, 61, 109, 122, 127, 218, 254, 671, 1199, 1342, 1397, 2398, 2794, 6649, 7747, 13298, 13843, 15494, 27686, 73139, 85217, 146278, 152273, 170434, 304546, 844423, 1688846, 9288653, 18577306]

約数ペア:

[(1, 18577306), (2, 9288653), (11, 1688846), (22, 844423), (61, 304546), (109, 170434), (122, 152273), (127, 146278), (218, 85217), (254, 73139), (671, 27686), (1199, 15494), (1342, 13843), (1397, 13298), (2398, 7747), (2794, 6649)]