20790860734

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1225

約数の個数: 64

約数和(自身を含む): 36624752640

約数和(自身を除く): 15833891906

約数列:

[1, 2, 7, 14, 83, 113, 166, 191, 226, 382, 581, 791, 829, 1162, 1337, 1582, 1658, 2674, 5803, 9379, 11606, 15853, 18758, 21583, 31706, 43166, 65653, 68807, 93677, 110971, 131306, 137614, 151081, 158339, 187354, 221942, 302162, 316678, 481649, 655739, 963298, 1108373, 1311478, 1791389, 2216746, 3582778, 7775191, 12539723, 13142137, 15550382, 17892307, 25079446, 26284274, 35784614, 54426337, 91994959, 108852674, 125246149, 183989918, 250492298, 1485061481, 2970122962, 10395430367, 20790860734]

約数ペア:

[(1, 20790860734), (2, 10395430367), (7, 2970122962), (14, 1485061481), (83, 250492298), (113, 183989918), (166, 125246149), (191, 108852674), (226, 91994959), (382, 54426337), (581, 35784614), (791, 26284274), (829, 25079446), (1162, 17892307), (1337, 15550382), (1582, 13142137), (1658, 12539723), (2674, 7775191), (5803, 3582778), (9379, 2216746), (11606, 1791389), (15853, 1311478), (18758, 1108373), (21583, 963298), (31706, 655739), (43166, 481649), (65653, 316678), (68807, 302162), (93677, 221942), (110971, 187354), (131306, 158339), (137614, 151081)]