1993943809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1459}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 2472422400

約数和(自身を除く): 478478591

約数列:

[1, 11, 13, 19, 143, 209, 247, 503, 1459, 2717, 5533, 6539, 9557, 16049, 18967, 27721, 71929, 105127, 124241, 208637, 304931, 360373, 733877, 1366651, 3964103, 8072647, 9540401, 13943663, 104944411, 153380293, 181267619, 1993943809]

約数ペア:

[(1, 1993943809), (11, 181267619), (13, 153380293), (19, 104944411), (143, 13943663), (209, 9540401), (247, 8072647), (503, 3964103), (1459, 1366651), (2717, 733877), (5533, 360373), (6539, 304931), (9557, 208637), (16049, 124241), (18967, 105127), (27721, 71929)]