813974288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{33893}}^1$

素因数の和:33999

約数の個数: 40

約数和(自身を含む): 1681142400

約数和(自身を除く): 867168112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1501, 3002, 6004, 12008, 24016, 33893, 67786, 135572, 271144, 542288, 643967, 1287934, 2575868, 2677547, 5151736, 5355094, 10303472, 10710188, 21420376, 42840752, 50873393, 101746786, 203493572, 406987144, 813974288]

約数ペア:

[(1, 813974288), (2, 406987144), (4, 203493572), (8, 101746786), (16, 50873393), (19, 42840752), (38, 21420376), (76, 10710188), (79, 10303472), (152, 5355094), (158, 5151736), (304, 2677547), (316, 2575868), (632, 1287934), (1264, 643967), (1501, 542288), (3002, 271144), (6004, 135572), (12008, 67786), (24016, 33893)]