11721190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90163}}^1$

素因数の和:90183

約数の個数: 16

約数和(自身を含む): 22721328

約数和(自身を除く): 11000138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 90163, 180326, 450815, 901630, 1172119, 2344238, 5860595, 11721190]

約数ペア:

[(1, 11721190), (2, 5860595), (5, 2344238), (10, 1172119), (13, 901630), (26, 450815), (65, 180326), (130, 90163)]