20968136

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1607}}^1$

素因数の和:1853

約数の個数: 32

約数和(自身を含む): 45152640

約数和(自身を除く): 24184504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1607, 1631, 1864, 3214, 3262, 6428, 6524, 11249, 12856, 13048, 22498, 44996, 89992, 374431, 748862, 1497724, 2621017, 2995448, 5242034, 10484068, 20968136]

約数ペア:

[(1, 20968136), (2, 10484068), (4, 5242034), (7, 2995448), (8, 2621017), (14, 1497724), (28, 748862), (56, 374431), (233, 89992), (466, 44996), (932, 22498), (1607, 13048), (1631, 12856), (1864, 11249), (3214, 6524), (3262, 6428)]