20350968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 55969920

約数和(自身を除く): 35618952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 491, 628, 942, 982, 1256, 1473, 1727, 1884, 1964, 2946, 3454, 3768, 3928, 5181, 5401, 5892, 6908, 10362, 10802, 11784, 13816, 16203, 20724, 21604, 32406, 41448, 43208, 64812, 77087, 129624, 154174, 231261, 308348, 462522, 616696, 847957, 925044, 1695914, 1850088, 2543871, 3391828, 5087742, 6783656, 10175484, 20350968]

約数ペア:

[(1, 20350968), (2, 10175484), (3, 6783656), (4, 5087742), (6, 3391828), (8, 2543871), (11, 1850088), (12, 1695914), (22, 925044), (24, 847957), (33, 616696), (44, 462522), (66, 308348), (88, 231261), (132, 154174), (157, 129624), (264, 77087), (314, 64812), (471, 43208), (491, 41448), (628, 32406), (942, 21604), (982, 20724), (1256, 16203), (1473, 13816), (1727, 11784), (1884, 10802), (1964, 10362), (2946, 6908), (3454, 5892), (3768, 5401), (3928, 5181)]