20159854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70489}}^1$

素因数の和:70515

約数の個数: 16

約数和(自身を含む): 35526960

約数和(自身を除く): 15367106

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70489, 140978, 775379, 916357, 1550758, 1832714, 10079927, 20159854]

約数ペア:

[(1, 20159854), (2, 10079927), (11, 1832714), (13, 1550758), (22, 916357), (26, 775379), (143, 140978), (286, 70489)]