18108123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 27263808

約数和(自身を除く): 9155685

約数列:

[1, 3, 11, 31, 33, 93, 341, 571, 961, 1023, 1713, 2883, 6281, 10571, 17701, 18843, 31713, 53103, 194711, 548731, 584133, 1646193, 6036041, 18108123]

約数ペア:

[(1, 18108123), (3, 6036041), (11, 1646193), (31, 584133), (33, 548731), (93, 194711), (341, 53103), (571, 31713), (961, 18843), (1023, 17701), (1713, 10571), (2883, 6281)]