20795112

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1709}}^1$

素因数の和:1747

約数の個数: 72

約数和(自身を含む): 61021350

約数和(自身を除く): 40226238

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 1709, 2028, 3042, 3418, 4056, 5127, 6084, 6836, 10254, 12168, 13672, 15381, 20508, 22217, 30762, 41016, 44434, 61524, 66651, 88868, 123048, 133302, 177736, 199953, 266604, 288821, 399906, 533208, 577642, 799812, 866463, 1155284, 1599624, 1732926, 2310568, 2599389, 3465852, 5198778, 6931704, 10397556, 20795112]

約数ペア:

[(1, 20795112), (2, 10397556), (3, 6931704), (4, 5198778), (6, 3465852), (8, 2599389), (9, 2310568), (12, 1732926), (13, 1599624), (18, 1155284), (24, 866463), (26, 799812), (36, 577642), (39, 533208), (52, 399906), (72, 288821), (78, 266604), (104, 199953), (117, 177736), (156, 133302), (169, 123048), (234, 88868), (312, 66651), (338, 61524), (468, 44434), (507, 41016), (676, 30762), (936, 22217), (1014, 20508), (1352, 15381), (1521, 13672), (1709, 12168), (2028, 10254), (3042, 6836), (3418, 6084), (4056, 5127)]