20985086238

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1\times {\mathrm{39671}}^1$

素因数の和:40480

約数の個数: 32

約数和(自身を含む): 42354461952

約数和(自身を除く): 21369375714

約数列:

[1, 2, 3, 6, 131, 262, 393, 673, 786, 1346, 2019, 4038, 39671, 79342, 88163, 119013, 176326, 238026, 264489, 528978, 5196901, 10393802, 15590703, 26698583, 31181406, 53397166, 80095749, 160191498, 3497514373, 6995028746, 10492543119, 20985086238]

約数ペア:

[(1, 20985086238), (2, 10492543119), (3, 6995028746), (6, 3497514373), (131, 160191498), (262, 80095749), (393, 53397166), (673, 31181406), (786, 26698583), (1346, 15590703), (2019, 10393802), (4038, 5196901), (39671, 528978), (79342, 264489), (88163, 238026), (119013, 176326)]