20687112

素因数分解:

$2^3\times 3^2\times {\mathrm{287321}}^1$

素因数の和:287333

約数の個数: 24

約数和(自身を含む): 56027790

約数和(自身を除く): 35340678

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287321, 574642, 861963, 1149284, 1723926, 2298568, 2585889, 3447852, 5171778, 6895704, 10343556, 20687112]

約数ペア:

[(1, 20687112), (2, 10343556), (3, 6895704), (4, 5171778), (6, 3447852), (8, 2585889), (9, 2298568), (12, 1723926), (18, 1149284), (24, 861963), (36, 574642), (72, 287321)]