19906755982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1\times {\mathrm{4349}}^1$

素因数の和:6636

約数の個数: 32

約数和(自身を含む): 32156870400

約数和(自身を除く): 12250114418

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 2207, 4349, 4414, 8698, 37519, 73933, 75038, 134627, 147866, 265289, 269254, 530578, 2288659, 4509913, 4577318, 9019826, 9598243, 19196486, 163170131, 326340262, 585492823, 1170985646, 9953377991, 19906755982]

約数ペア:

[(1, 19906755982), (2, 9953377991), (17, 1170985646), (34, 585492823), (61, 326340262), (122, 163170131), (1037, 19196486), (2074, 9598243), (2207, 9019826), (4349, 4577318), (4414, 4509913), (8698, 2288659), (37519, 530578), (73933, 269254), (75038, 265289), (134627, 147866)]