20021076

素因数分解:

$2^2\times 3^2\times {\mathrm{421}}^1\times {\mathrm{1321}}^1$

素因数の和:1752

約数の個数: 36

約数和(自身を含む): 50767444

約数和(自身を除く): 30746368

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 421, 842, 1263, 1321, 1684, 2526, 2642, 3789, 3963, 5052, 5284, 7578, 7926, 11889, 15156, 15852, 23778, 47556, 556141, 1112282, 1668423, 2224564, 3336846, 5005269, 6673692, 10010538, 20021076]

約数ペア:

[(1, 20021076), (2, 10010538), (3, 6673692), (4, 5005269), (6, 3336846), (9, 2224564), (12, 1668423), (18, 1112282), (36, 556141), (421, 47556), (842, 23778), (1263, 15852), (1321, 15156), (1684, 11889), (2526, 7926), (2642, 7578), (3789, 5284), (3963, 5052)]