220870812

素因数分解:

$2^2\times 3^1\times {\mathrm{18405901}}^1$

素因数の和:18405908

約数の個数: 12

約数和(自身を含む): 515365256

約数和(自身を除く): 294494444

約数列:

[1, 2, 3, 4, 6, 12, 18405901, 36811802, 55217703, 73623604, 110435406, 220870812]

約数ペア:

[(1, 220870812), (2, 110435406), (3, 73623604), (4, 55217703), (6, 36811802), (12, 18405901)]