209439718

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{11369}}^1$

素因数の和:11583

約数の個数: 16

約数和(自身を含む): 321452640

約数和(自身を除く): 112012922

約数列:

[1, 2, 61, 122, 151, 302, 9211, 11369, 18422, 22738, 693509, 1387018, 1716719, 3433438, 104719859, 209439718]

約数ペア:

[(1, 209439718), (2, 104719859), (61, 3433438), (122, 1716719), (151, 1387018), (302, 693509), (9211, 22738), (11369, 18422)]