17928428

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2551}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 36013824

約数和(自身を除く): 18085396

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 2551, 3514, 5102, 7028, 10204, 17857, 35714, 71428, 640301, 1280602, 2561204, 4482107, 8964214, 17928428]

約数ペア:

[(1, 17928428), (2, 8964214), (4, 4482107), (7, 2561204), (14, 1280602), (28, 640301), (251, 71428), (502, 35714), (1004, 17857), (1757, 10204), (2551, 7028), (3514, 5102)]