20180643890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1339127}}^1$

素因数の和:1339282

約数の個数: 32

約数和(自身を含む): 39916727424

約数和(自身を除く): 19736083534

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 1339127, 2678254, 6695635, 13391270, 14730397, 29460794, 73651985, 147303970, 183460399, 366920798, 917301995, 1834603990, 2018064389, 4036128778, 10090321945, 20180643890]

約数ペア:

[(1, 20180643890), (2, 10090321945), (5, 4036128778), (10, 2018064389), (11, 1834603990), (22, 917301995), (55, 366920798), (110, 183460399), (137, 147303970), (274, 73651985), (685, 29460794), (1370, 14730397), (1507, 13391270), (3014, 6695635), (7535, 2678254), (15070, 1339127)]