20156759538

素因数分解:

$2^1\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{2746901}}^1$

素因数の和:2748129

約数の個数: 16

約数和(自身を含む): 40346496576

約数和(自身を除く): 20189737038

約数列:

[1, 2, 3, 6, 1223, 2446, 3669, 7338, 2746901, 5493802, 8240703, 16481406, 3359459923, 6718919846, 10078379769, 20156759538]

約数ペア:

[(1, 20156759538), (2, 10078379769), (3, 6718919846), (6, 3359459923), (1223, 16481406), (2446, 8240703), (3669, 5493802), (7338, 2746901)]