20162139711

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{491}}^1\times {\mathrm{2039}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 31579787520

約数和(自身を除く): 11417647809

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 491, 959, 1473, 2039, 2877, 3437, 6117, 6713, 10311, 14273, 20139, 24059, 42819, 67267, 72177, 99911, 201801, 279343, 299733, 470869, 838029, 1001149, 1412607, 1955401, 3003447, 3296083, 5866203, 7008043, 9888249, 13687807, 21024129, 41063421, 49056301, 137157413, 147168903, 411472239, 960101891, 2880305673, 6720713237, 20162139711]

約数ペア:

[(1, 20162139711), (3, 6720713237), (7, 2880305673), (21, 960101891), (49, 411472239), (137, 147168903), (147, 137157413), (411, 49056301), (491, 41063421), (959, 21024129), (1473, 13687807), (2039, 9888249), (2877, 7008043), (3437, 5866203), (6117, 3296083), (6713, 3003447), (10311, 1955401), (14273, 1412607), (20139, 1001149), (24059, 838029), (42819, 470869), (67267, 299733), (72177, 279343), (99911, 201801)]