64636218

素因数分解:

$2^1\times 3^4\times {\mathrm{398989}}^1$

素因数の和:399003

約数の個数: 20

約数和(自身を含む): 144833370

約数和(自身を除く): 80197152

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 398989, 797978, 1196967, 2393934, 3590901, 7181802, 10772703, 21545406, 32318109, 64636218]

約数ペア:

[(1, 64636218), (2, 32318109), (3, 21545406), (6, 10772703), (9, 7181802), (18, 3590901), (27, 2393934), (54, 1196967), (81, 797978), (162, 398989)]