20123123758

素因数分解:

$2^1\times {\mathrm{311}}^1\times {\mathrm{571}}^1\times {\mathrm{56659}}^1$

素因数の和:57543

約数の個数: 16

約数和(自身を含む): 30335310720

約数和(自身を除く): 10212186962

約数列:

[1, 2, 311, 571, 622, 1142, 56659, 113318, 177581, 355162, 17620949, 32352289, 35241898, 64704578, 10061561879, 20123123758]

約数ペア:

[(1, 20123123758), (2, 10061561879), (311, 64704578), (571, 35241898), (622, 32352289), (1142, 17620949), (56659, 355162), (113318, 177581)]