18053178

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 43327872

約数和(自身を除く): 25274694

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 53, 66, 78, 106, 143, 159, 286, 318, 397, 429, 583, 689, 794, 858, 1166, 1191, 1378, 1749, 2067, 2382, 3498, 4134, 4367, 5161, 7579, 8734, 10322, 13101, 15158, 15483, 21041, 22737, 26202, 30966, 42082, 45474, 56771, 63123, 113542, 126246, 170313, 231451, 273533, 340626, 462902, 547066, 694353, 820599, 1388706, 1641198, 3008863, 6017726, 9026589, 18053178]

約数ペア:

[(1, 18053178), (2, 9026589), (3, 6017726), (6, 3008863), (11, 1641198), (13, 1388706), (22, 820599), (26, 694353), (33, 547066), (39, 462902), (53, 340626), (66, 273533), (78, 231451), (106, 170313), (143, 126246), (159, 113542), (286, 63123), (318, 56771), (397, 45474), (429, 42082), (583, 30966), (689, 26202), (794, 22737), (858, 21041), (1166, 15483), (1191, 15158), (1378, 13101), (1749, 10322), (2067, 8734), (2382, 7579), (3498, 5161), (4134, 4367)]