389635812

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{189881}}^1$

素因数の和:189913

約数の個数: 48

約数和(自身を含む): 1063339200

約数和(自身を除く): 673703388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 189881, 379762, 569643, 759524, 1139286, 1708929, 2278572, 3417858, 3607739, 5126787, 6835716, 7215478, 10253574, 10823217, 14430956, 20507148, 21646434, 32469651, 43292868, 64939302, 97408953, 129878604, 194817906, 389635812]

約数ペア:

[(1, 389635812), (2, 194817906), (3, 129878604), (4, 97408953), (6, 64939302), (9, 43292868), (12, 32469651), (18, 21646434), (19, 20507148), (27, 14430956), (36, 10823217), (38, 10253574), (54, 7215478), (57, 6835716), (76, 5126787), (108, 3607739), (114, 3417858), (171, 2278572), (228, 1708929), (342, 1139286), (513, 759524), (684, 569643), (1026, 379762), (2052, 189881)]