20515306

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{15107}}^1$

素因数の和:15213

約数の個数: 16

約数和(自身を含む): 35534016

約数和(自身を除く): 15018710

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 15107, 30214, 105749, 211498, 1465379, 2930758, 10257653, 20515306]

約数ペア:

[(1, 20515306), (2, 10257653), (7, 2930758), (14, 1465379), (97, 211498), (194, 105749), (679, 30214), (1358, 15107)]