208812916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{85439}}^1$

素因数の和:85503

約数の個数: 24

約数和(自身を含む): 401909760

約数和(自身を除く): 193096844

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 85439, 170878, 341756, 1110707, 2221414, 4015633, 4442828, 8031266, 16062532, 52203229, 104406458, 208812916]

約数ペア:

[(1, 208812916), (2, 104406458), (4, 52203229), (13, 16062532), (26, 8031266), (47, 4442828), (52, 4015633), (94, 2221414), (188, 1110707), (611, 341756), (1222, 170878), (2444, 85439)]