20674622

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 34365600

約数和(自身を除く): 13690978

約数列:

[1, 2, 19, 29, 38, 58, 73, 146, 257, 514, 551, 1102, 1387, 2117, 2774, 4234, 4883, 7453, 9766, 14906, 18761, 37522, 40223, 80446, 141607, 283214, 356459, 544069, 712918, 1088138, 10337311, 20674622]

約数ペア:

[(1, 20674622), (2, 10337311), (19, 1088138), (29, 712918), (38, 544069), (58, 356459), (73, 283214), (146, 141607), (257, 80446), (514, 40223), (551, 37522), (1102, 18761), (1387, 14906), (2117, 9766), (2774, 7453), (4234, 4883)]