20792616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66643}}^1$

素因数の和:66665

約数の個数: 32

約数和(自身を含む): 55980960

約数和(自身を除く): 35188344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66643, 133286, 199929, 266572, 399858, 533144, 799716, 866359, 1599432, 1732718, 2599077, 3465436, 5198154, 6930872, 10396308, 20792616]

約数ペア:

[(1, 20792616), (2, 10396308), (3, 6930872), (4, 5198154), (6, 3465436), (8, 2599077), (12, 1732718), (13, 1599432), (24, 866359), (26, 799716), (39, 533144), (52, 399858), (78, 266572), (104, 199929), (156, 133286), (312, 66643)]