20216383922

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^2\times {\mathrm{1721}}^1$

素因数の和:2135

約数の個数: 48

約数和(自身を含む): 36374921856

約数和(自身を除く): 16158537934

約数列:

[1, 2, 7, 14, 23, 46, 161, 191, 322, 382, 1337, 1721, 2674, 3442, 4393, 8786, 12047, 24094, 30751, 36481, 39583, 61502, 72962, 79166, 255367, 277081, 328711, 510734, 554162, 657422, 839063, 1678126, 2300977, 4601954, 5873441, 7560353, 11746882, 15120706, 52922471, 62783801, 105844942, 125567602, 439486607, 878973214, 1444027423, 2888054846, 10108191961, 20216383922]

約数ペア:

[(1, 20216383922), (2, 10108191961), (7, 2888054846), (14, 1444027423), (23, 878973214), (46, 439486607), (161, 125567602), (191, 105844942), (322, 62783801), (382, 52922471), (1337, 15120706), (1721, 11746882), (2674, 7560353), (3442, 5873441), (4393, 4601954), (8786, 2300977), (12047, 1678126), (24094, 839063), (30751, 657422), (36481, 554162), (39583, 510734), (61502, 328711), (72962, 277081), (79166, 255367)]