205454916

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{23879}}^1$

素因数の和:24128

約数の個数: 36

約数和(自身を含む): 521539200

約数和(自身を除く): 316084284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 2151, 2868, 4302, 8604, 23879, 47758, 71637, 95516, 143274, 214911, 286548, 429822, 859644, 5707081, 11414162, 17121243, 22828324, 34242486, 51363729, 68484972, 102727458, 205454916]

約数ペア:

[(1, 205454916), (2, 102727458), (3, 68484972), (4, 51363729), (6, 34242486), (9, 22828324), (12, 17121243), (18, 11414162), (36, 5707081), (239, 859644), (478, 429822), (717, 286548), (956, 214911), (1434, 143274), (2151, 95516), (2868, 71637), (4302, 47758), (8604, 23879)]