218454612

素因数分解:

$2^2\times 3^1\times {\mathrm{18204551}}^1$

素因数の和:18204558

約数の個数: 12

約数和(自身を含む): 509727456

約数和(自身を除く): 291272844

約数列:

[1, 2, 3, 4, 6, 12, 18204551, 36409102, 54613653, 72818204, 109227306, 218454612]

約数ペア:

[(1, 218454612), (2, 109227306), (3, 72818204), (4, 54613653), (6, 36409102), (12, 18204551)]