20199893

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{853}}^1$

素因数の和:1076

約数の個数: 16

約数和(自身を含む): 24595200

約数和(自身を除く): 4395307

約数列:

[1, 7, 17, 119, 199, 853, 1393, 3383, 5971, 14501, 23681, 101507, 169747, 1188229, 2885699, 20199893]

約数ペア:

[(1, 20199893), (7, 2885699), (17, 1188229), (119, 169747), (199, 101507), (853, 23681), (1393, 14501), (3383, 5971)]