20237361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7487}}^1$

素因数の和:7560

約数の個数: 16

約数和(自身を含む): 29113344

約数和(自身を除く): 8875983

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7487, 22461, 127279, 381837, 396811, 1190433, 6745787, 20237361]

約数ペア:

[(1, 20237361), (3, 6745787), (17, 1190433), (51, 396811), (53, 381837), (159, 127279), (901, 22461), (2703, 7487)]