20784826810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188952971}}^1$

素因数の和:188952989

約数の個数: 16

約数和(自身を含む): 40813841952

約数和(自身を除く): 20029015142

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 188952971, 377905942, 944764855, 1889529710, 2078482681, 4156965362, 10392413405, 20784826810]

約数ペア:

[(1, 20784826810), (2, 10392413405), (5, 4156965362), (10, 2078482681), (11, 1889529710), (22, 944764855), (55, 377905942), (110, 188952971)]