19790704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65101}}^1$

素因数の和:65128

約数の個数: 20

約数和(自身を含む): 40363240

約数和(自身を除く): 20572536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65101, 130202, 260404, 520808, 1041616, 1236919, 2473838, 4947676, 9895352, 19790704]

約数ペア:

[(1, 19790704), (2, 9895352), (4, 4947676), (8, 2473838), (16, 1236919), (19, 1041616), (38, 520808), (76, 260404), (152, 130202), (304, 65101)]