18158588

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6421}}^1$

素因数の和:6533

約数の個数: 24

約数和(自身を含む): 36682464

約数和(自身を除く): 18523876

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 6421, 12842, 25684, 44947, 89894, 179788, 648521, 1297042, 2594084, 4539647, 9079294, 18158588]

約数ペア:

[(1, 18158588), (2, 9079294), (4, 4539647), (7, 2594084), (14, 1297042), (28, 648521), (101, 179788), (202, 89894), (404, 44947), (707, 25684), (1414, 12842), (2828, 6421)]