20649498

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{48473}}^1$

素因数の和:48549

約数の個数: 16

約数和(自身を含む): 41881536

約数和(自身を除く): 21232038

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 48473, 96946, 145419, 290838, 3441583, 6883166, 10324749, 20649498]

約数ペア:

[(1, 20649498), (2, 10324749), (3, 6883166), (6, 3441583), (71, 290838), (142, 145419), (213, 96946), (426, 48473)]