203940962

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1\times {\mathrm{2131}}^1$

素因数の和:2681

約数の個数: 16

約数和(自身を含む): 309566400

約数和(自身を除く): 105625438

約数列:

[1, 2, 109, 218, 439, 878, 2131, 4262, 47851, 95702, 232279, 464558, 935509, 1871018, 101970481, 203940962]

約数ペア:

[(1, 203940962), (2, 101970481), (109, 1871018), (218, 935509), (439, 464558), (878, 232279), (2131, 95702), (4262, 47851)]