20121479098

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13953869}}^1$

素因数の和:13953981

約数の個数: 16

約数和(自身を含む): 34828859520

約数和(自身を除く): 14707380422

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13953869, 27907738, 97677083, 195354166, 1437248507, 2874497014, 10060739549, 20121479098]

約数ペア:

[(1, 20121479098), (2, 10060739549), (7, 2874497014), (14, 1437248507), (103, 195354166), (206, 97677083), (721, 27907738), (1442, 13953869)]