18958290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48611}}^1$

素因数の和:48634

約数の個数: 32

約数和(自身を含む): 49000896

約数和(自身を除く): 30042606

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48611, 97222, 145833, 243055, 291666, 486110, 631943, 729165, 1263886, 1458330, 1895829, 3159715, 3791658, 6319430, 9479145, 18958290]

約数ペア:

[(1, 18958290), (2, 9479145), (3, 6319430), (5, 3791658), (6, 3159715), (10, 1895829), (13, 1458330), (15, 1263886), (26, 729165), (30, 631943), (39, 486110), (65, 291666), (78, 243055), (130, 145833), (195, 97222), (390, 48611)]