18719103

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5393}}^1$

素因数の和:5498

約数の個数: 16

約数和(自身を含む): 27185760

約数和(自身を除く): 8466657

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 5393, 16179, 70109, 210327, 479977, 1439931, 6239701, 18719103]

約数ペア:

[(1, 18719103), (3, 6239701), (13, 1439931), (39, 479977), (89, 210327), (267, 70109), (1157, 16179), (3471, 5393)]