19179918

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{2531}}^1$

素因数の和:2960

約数の個数: 24

約数和(自身を含む): 41671656

約数和(自身を除く): 22491738

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 2531, 3789, 5062, 7578, 7593, 15186, 22779, 45558, 1065551, 2131102, 3196653, 6393306, 9589959, 19179918]

約数ペア:

[(1, 19179918), (2, 9589959), (3, 6393306), (6, 3196653), (9, 2131102), (18, 1065551), (421, 45558), (842, 22779), (1263, 15186), (2526, 7593), (2531, 7578), (3789, 5062)]