19756282

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 36997632

約数和(自身を除く): 17241350

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 182, 511, 949, 1022, 1487, 1898, 2974, 6643, 10409, 13286, 19331, 20818, 38662, 108551, 135317, 217102, 270634, 759857, 1411163, 1519714, 2822326, 9878141, 19756282]

約数ペア:

[(1, 19756282), (2, 9878141), (7, 2822326), (13, 1519714), (14, 1411163), (26, 759857), (73, 270634), (91, 217102), (146, 135317), (182, 108551), (511, 38662), (949, 20818), (1022, 19331), (1487, 13286), (1898, 10409), (2974, 6643)]