20713528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5741}}^1$

素因数の和:5799

約数の個数: 32

約数和(自身を含む): 43409520

約数和(自身を除く): 22695992

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5741, 11482, 22964, 45928, 63151, 126302, 235381, 252604, 470762, 505208, 941524, 1883048, 2589191, 5178382, 10356764, 20713528]

約数ペア:

[(1, 20713528), (2, 10356764), (4, 5178382), (8, 2589191), (11, 1883048), (22, 941524), (41, 505208), (44, 470762), (82, 252604), (88, 235381), (164, 126302), (328, 63151), (451, 45928), (902, 22964), (1804, 11482), (3608, 5741)]