20199887406

素因数分解:

$2^1\times 3^4\times {\mathrm{124690663}}^1$

素因数の和:124690677

約数の個数: 20

約数和(自身を含む): 45262711032

約数和(自身を除く): 25062823626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124690663, 249381326, 374071989, 748143978, 1122215967, 2244431934, 3366647901, 6733295802, 10099943703, 20199887406]

約数ペア:

[(1, 20199887406), (2, 10099943703), (3, 6733295802), (6, 3366647901), (9, 2244431934), (18, 1122215967), (27, 748143978), (54, 374071989), (81, 249381326), (162, 124690663)]