201968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:992

約数の個数: 20

約数和(自身を含む): 421848

約数和(自身を除く): 219880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971, 1942, 3884, 7768, 12623, 15536, 25246, 50492, 100984, 201968]

約数ペア:

[(1, 201968), (2, 100984), (4, 50492), (8, 25246), (13, 15536), (16, 12623), (26, 7768), (52, 3884), (104, 1942), (208, 971)]