19857084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127289}}^1$

素因数の和:127309

約数の個数: 24

約数和(自身を含む): 49897680

約数和(自身を除く): 30040596

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127289, 254578, 381867, 509156, 763734, 1527468, 1654757, 3309514, 4964271, 6619028, 9928542, 19857084]

約数ペア:

[(1, 19857084), (2, 9928542), (3, 6619028), (4, 4964271), (6, 3309514), (12, 1654757), (13, 1527468), (26, 763734), (39, 509156), (52, 381867), (78, 254578), (156, 127289)]