208042978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1657}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 367678080

約数和(自身を除く): 159635102

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 439, 878, 1657, 3314, 4829, 5707, 9658, 11414, 18227, 21541, 36454, 43082, 62777, 125554, 236951, 473902, 727423, 1454846, 8001653, 9456499, 16003306, 18912998, 104021489, 208042978]

約数ペア:

[(1, 208042978), (2, 104021489), (11, 18912998), (13, 16003306), (22, 9456499), (26, 8001653), (143, 1454846), (286, 727423), (439, 473902), (878, 236951), (1657, 125554), (3314, 62777), (4829, 43082), (5707, 36454), (9658, 21541), (11414, 18227)]