49889008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239851}}^1$

素因数の和:239872

約数の個数: 20

約数和(自身を含む): 104095768

約数和(自身を除く): 54206760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239851, 479702, 959404, 1918808, 3118063, 3837616, 6236126, 12472252, 24944504, 49889008]

約数ペア:

[(1, 49889008), (2, 24944504), (4, 12472252), (8, 6236126), (13, 3837616), (16, 3118063), (26, 1918808), (52, 959404), (104, 479702), (208, 239851)]