68780722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{17573}}^1$

素因数の和:17697

約数の個数: 16

約数和(自身を含む): 109661760

約数和(自身を除く): 40881038

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 17573, 35146, 333887, 667774, 1810019, 3620038, 34390361, 68780722]

約数ペア:

[(1, 68780722), (2, 34390361), (19, 3620038), (38, 1810019), (103, 667774), (206, 333887), (1957, 35146), (3914, 17573)]