20708378

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1163}}^1$

素因数の和:1501

約数の個数: 16

約数和(自身を含む): 32266080

約数和(自身を除く): 11557702

約数列:

[1, 2, 29, 58, 307, 614, 1163, 2326, 8903, 17806, 33727, 67454, 357041, 714082, 10354189, 20708378]

約数ペア:

[(1, 20708378), (2, 10354189), (29, 714082), (58, 357041), (307, 67454), (614, 33727), (1163, 17806), (2326, 8903)]