20426072

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 39681120

約数和(自身を除く): 19255048

約数列:

[1, 2, 4, 8, 37, 74, 148, 151, 296, 302, 457, 604, 914, 1208, 1828, 3656, 5587, 11174, 16909, 22348, 33818, 44696, 67636, 69007, 135272, 138014, 276028, 552056, 2553259, 5106518, 10213036, 20426072]

約数ペア:

[(1, 20426072), (2, 10213036), (4, 5106518), (8, 2553259), (37, 552056), (74, 276028), (148, 138014), (151, 135272), (296, 69007), (302, 67636), (457, 44696), (604, 33818), (914, 22348), (1208, 16909), (1828, 11174), (3656, 5587)]