19975846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19319}}^1$

素因数の和:19379

約数の個数: 16

約数和(自身を含む): 33384960

約数和(自身を除く): 13409114

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19319, 38638, 212509, 425018, 907993, 1815986, 9987923, 19975846]

約数ペア:

[(1, 19975846), (2, 9987923), (11, 1815986), (22, 907993), (47, 425018), (94, 212509), (517, 38638), (1034, 19319)]