20814264

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12569}}^1$

素因数の和:12604

約数の個数: 48

約数和(自身を含む): 58827600

約数和(自身を除く): 38013336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12569, 25138, 37707, 50276, 75414, 100552, 113121, 150828, 226242, 289087, 301656, 452484, 578174, 867261, 904968, 1156348, 1734522, 2312696, 2601783, 3469044, 5203566, 6938088, 10407132, 20814264]

約数ペア:

[(1, 20814264), (2, 10407132), (3, 6938088), (4, 5203566), (6, 3469044), (8, 2601783), (9, 2312696), (12, 1734522), (18, 1156348), (23, 904968), (24, 867261), (36, 578174), (46, 452484), (69, 301656), (72, 289087), (92, 226242), (138, 150828), (184, 113121), (207, 100552), (276, 75414), (414, 50276), (552, 37707), (828, 25138), (1656, 12569)]