20216353479

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{65033}}^1$

素因数の和:65287

約数の個数: 32

約数和(自身を含む): 31316212224

約数和(自身を除く): 11099858745

約数列:

[1, 3, 7, 21, 113, 131, 339, 393, 791, 917, 2373, 2751, 14803, 44409, 65033, 103621, 195099, 310863, 455231, 1365693, 7348729, 8519323, 22046187, 25557969, 51441103, 59635261, 154323309, 178905783, 962683499, 2888050497, 6738784493, 20216353479]

約数ペア:

[(1, 20216353479), (3, 6738784493), (7, 2888050497), (21, 962683499), (113, 178905783), (131, 154323309), (339, 59635261), (393, 51441103), (791, 25557969), (917, 22046187), (2373, 8519323), (2751, 7348729), (14803, 1365693), (44409, 455231), (65033, 310863), (103621, 195099)]