18331103

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 21986880

約数和(自身を除く): 3655777

約数列:

[1, 7, 29, 73, 203, 511, 1237, 2117, 8659, 14819, 35873, 90301, 251111, 632107, 2618729, 18331103]

約数ペア:

[(1, 18331103), (7, 2618729), (29, 632107), (73, 251111), (203, 90301), (511, 35873), (1237, 14819), (2117, 8659)]