20505672

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1523}}^1$

素因数の和:1563

約数の個数: 96

約数和(自身を含む): 64190880

約数和(自身を除く): 43685208

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 132, 136, 153, 187, 198, 204, 264, 306, 374, 396, 408, 561, 612, 748, 792, 1122, 1224, 1496, 1523, 1683, 2244, 3046, 3366, 4488, 4569, 6092, 6732, 9138, 12184, 13464, 13707, 16753, 18276, 25891, 27414, 33506, 36552, 50259, 51782, 54828, 67012, 77673, 100518, 103564, 109656, 134024, 150777, 155346, 201036, 207128, 233019, 284801, 301554, 310692, 402072, 466038, 569602, 603108, 621384, 854403, 932076, 1139204, 1206216, 1708806, 1864152, 2278408, 2563209, 3417612, 5126418, 6835224, 10252836, 20505672]

約数ペア:

[(1, 20505672), (2, 10252836), (3, 6835224), (4, 5126418), (6, 3417612), (8, 2563209), (9, 2278408), (11, 1864152), (12, 1708806), (17, 1206216), (18, 1139204), (22, 932076), (24, 854403), (33, 621384), (34, 603108), (36, 569602), (44, 466038), (51, 402072), (66, 310692), (68, 301554), (72, 284801), (88, 233019), (99, 207128), (102, 201036), (132, 155346), (136, 150777), (153, 134024), (187, 109656), (198, 103564), (204, 100518), (264, 77673), (306, 67012), (374, 54828), (396, 51782), (408, 50259), (561, 36552), (612, 33506), (748, 27414), (792, 25891), (1122, 18276), (1224, 16753), (1496, 13707), (1523, 13464), (1683, 12184), (2244, 9138), (3046, 6732), (3366, 6092), (4488, 4569)]