18963950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{4801}}^1$

素因数の和:4892

約数の個数: 24

約数和(自身を含む): 35726880

約数和(自身を除く): 16762930

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 4801, 9602, 24005, 48010, 120025, 240050, 379279, 758558, 1896395, 3792790, 9481975, 18963950]

約数ペア:

[(1, 18963950), (2, 9481975), (5, 3792790), (10, 1896395), (25, 758558), (50, 379279), (79, 240050), (158, 120025), (395, 48010), (790, 24005), (1975, 9602), (3950, 4801)]