18898103

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{941}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 22909440

約数和(自身を除く): 4011337

約数列:

[1, 7, 19, 133, 151, 941, 1057, 2869, 6587, 17879, 20083, 125153, 142091, 994637, 2699729, 18898103]

約数ペア:

[(1, 18898103), (7, 2699729), (19, 994637), (133, 142091), (151, 125153), (941, 20083), (1057, 17879), (2869, 6587)]