20553062543

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1\times {\mathrm{1811}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 23753580480

約数和(自身を除く): 3200517937

約数列:

[1, 13, 17, 89, 221, 577, 1157, 1513, 1811, 7501, 9809, 19669, 23543, 30787, 51353, 127517, 161179, 400231, 667589, 873001, 1044947, 2095327, 2740043, 11349013, 13584311, 17764099, 35620559, 93000283, 230933287, 1209003679, 1581004811, 20553062543]

約数ペア:

[(1, 20553062543), (13, 1581004811), (17, 1209003679), (89, 230933287), (221, 93000283), (577, 35620559), (1157, 17764099), (1513, 13584311), (1811, 11349013), (7501, 2740043), (9809, 2095327), (19669, 1044947), (23543, 873001), (30787, 667589), (51353, 400231), (127517, 161179)]