4413968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21242

約数の個数: 20

約数和(自身を含む): 9210348

約数和(自身を除く): 4796380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21221, 42442, 84884, 169768, 275873, 339536, 551746, 1103492, 2206984, 4413968]

約数ペア:

[(1, 4413968), (2, 2206984), (4, 1103492), (8, 551746), (13, 339536), (16, 275873), (26, 169768), (52, 84884), (104, 42442), (208, 21221)]