19231856

素因数分解:

$2^4\times 7^1\times {\mathrm{171713}}^1$

素因数の和:171728

約数の個数: 20

約数和(自身を含む): 42585072

約数和(自身を除く): 23353216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171713, 343426, 686852, 1201991, 1373704, 2403982, 2747408, 4807964, 9615928, 19231856]

約数ペア:

[(1, 19231856), (2, 9615928), (4, 4807964), (7, 2747408), (8, 2403982), (14, 1373704), (16, 1201991), (28, 686852), (56, 343426), (112, 171713)]