19741705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 6385655

約数列:

[1, 5, 23, 41, 53, 79, 115, 205, 265, 395, 943, 1219, 1817, 2173, 3239, 4187, 4715, 6095, 9085, 10865, 16195, 20935, 49979, 74497, 96301, 171667, 249895, 372485, 481505, 858335, 3948341, 19741705]

約数ペア:

[(1, 19741705), (5, 3948341), (23, 858335), (41, 481505), (53, 372485), (79, 249895), (115, 171667), (205, 96301), (265, 74497), (395, 49979), (943, 20935), (1219, 16195), (1817, 10865), (2173, 9085), (3239, 6095), (4187, 4715)]