20368076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{947}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 37692480

約数和(自身を除く): 17324404

約数列:

[1, 2, 4, 19, 38, 76, 283, 566, 947, 1132, 1894, 3788, 5377, 10754, 17993, 21508, 35986, 71972, 268001, 536002, 1072004, 5092019, 10184038, 20368076]

約数ペア:

[(1, 20368076), (2, 10184038), (4, 5092019), (19, 1072004), (38, 536002), (76, 268001), (283, 71972), (566, 35986), (947, 21508), (1132, 17993), (1894, 10754), (3788, 5377)]