207994018

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{15641}}^1$

素因数の和:15813

約数の個数: 16

約数和(自身を含む): 320035320

約数和(自身を除く): 112041302

約数列:

[1, 2, 61, 109, 122, 218, 6649, 13298, 15641, 31282, 954101, 1704869, 1908202, 3409738, 103997009, 207994018]

約数ペア:

[(1, 207994018), (2, 103997009), (61, 3409738), (109, 1908202), (122, 1704869), (218, 954101), (6649, 31282), (13298, 15641)]