38905804

素因数分解:

$2^2\times 7^4\times {\mathrm{4051}}^1$

素因数の和:4083

約数の個数: 30

約数和(自身を含む): 79447564

約数和(自身を除く): 40541760

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4051, 4802, 8102, 9604, 16204, 28357, 56714, 113428, 198499, 396998, 793996, 1389493, 2778986, 5557972, 9726451, 19452902, 38905804]

約数ペア:

[(1, 38905804), (2, 19452902), (4, 9726451), (7, 5557972), (14, 2778986), (28, 1389493), (49, 793996), (98, 396998), (196, 198499), (343, 113428), (686, 56714), (1372, 28357), (2401, 16204), (4051, 9604), (4802, 8102)]