18958029

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{953}}^1$

素因数の和:1324

約数の個数: 16

約数和(自身を含む): 26712000

約数和(自身を除く): 7753971

約数列:

[1, 3, 19, 57, 349, 953, 1047, 2859, 6631, 18107, 19893, 54321, 332597, 997791, 6319343, 18958029]

約数ペア:

[(1, 18958029), (3, 6319343), (19, 997791), (57, 332597), (349, 54321), (953, 19893), (1047, 18107), (2859, 6631)]