18931614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{242713}}^1$

素因数の和:242731

約数の個数: 16

約数和(自身を含む): 40775952

約数和(自身を除く): 21844338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 242713, 485426, 728139, 1456278, 3155269, 6310538, 9465807, 18931614]

約数ペア:

[(1, 18931614), (2, 9465807), (3, 6310538), (6, 3155269), (13, 1456278), (26, 728139), (39, 485426), (78, 242713)]