19178828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{617}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 35473200

約数和(自身を除く): 16294372

約数列:

[1, 2, 4, 19, 38, 76, 409, 617, 818, 1234, 1636, 2468, 7771, 11723, 15542, 23446, 31084, 46892, 252353, 504706, 1009412, 4794707, 9589414, 19178828]

約数ペア:

[(1, 19178828), (2, 9589414), (4, 4794707), (19, 1009412), (38, 504706), (76, 252353), (409, 46892), (617, 31084), (818, 23446), (1234, 15542), (1636, 11723), (2468, 7771)]