18187372

素因数分解:

$2^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1409}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 36479520

約数和(自身を除く): 18292148

約数列:

[1, 2, 4, 7, 14, 28, 461, 922, 1409, 1844, 2818, 3227, 5636, 6454, 9863, 12908, 19726, 39452, 649549, 1299098, 2598196, 4546843, 9093686, 18187372]

約数ペア:

[(1, 18187372), (2, 9093686), (4, 4546843), (7, 2598196), (14, 1299098), (28, 649549), (461, 39452), (922, 19726), (1409, 12908), (1844, 9863), (2818, 6454), (3227, 5636)]