39974024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{643}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 79212000

約数和(自身を除く): 39237976

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 409, 643, 818, 1286, 1636, 2572, 3272, 5144, 7771, 12217, 15542, 24434, 31084, 48868, 62168, 97736, 262987, 525974, 1051948, 2103896, 4996753, 9993506, 19987012, 39974024]

約数ペア:

[(1, 39974024), (2, 19987012), (4, 9993506), (8, 4996753), (19, 2103896), (38, 1051948), (76, 525974), (152, 262987), (409, 97736), (643, 62168), (818, 48868), (1286, 31084), (1636, 24434), (2572, 15542), (3272, 12217), (5144, 7771)]