200920616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3967}}^1$

素因数の和:4473

約数の個数: 32

約数和(自身を含む): 406640640

約数和(自身を除く): 205720024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 487, 974, 1948, 3896, 3967, 6331, 7934, 12662, 15868, 25324, 31736, 50648, 51571, 103142, 206284, 412568, 1931929, 3863858, 7727716, 15455432, 25115077, 50230154, 100460308, 200920616]

約数ペア:

[(1, 200920616), (2, 100460308), (4, 50230154), (8, 25115077), (13, 15455432), (26, 7727716), (52, 3863858), (104, 1931929), (487, 412568), (974, 206284), (1948, 103142), (3896, 51571), (3967, 50648), (6331, 31736), (7934, 25324), (12662, 15868)]