18808212860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49495297}}^1$

素因数の和:49495325

約数の個数: 24

約数和(自身を含む): 41576050320

約数和(自身を除く): 22767837460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49495297, 98990594, 197981188, 247476485, 494952970, 940410643, 989905940, 1880821286, 3761642572, 4702053215, 9404106430, 18808212860]

約数ペア:

[(1, 18808212860), (2, 9404106430), (4, 4702053215), (5, 3761642572), (10, 1880821286), (19, 989905940), (20, 940410643), (38, 494952970), (76, 247476485), (95, 197981188), (190, 98990594), (380, 49495297)]