28786225918

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{839}}^1\times {\mathrm{47521}}^1$

素因数の和:48400

約数の個数: 24

約数和(自身を含む): 45626822640

約数和(自身を除く): 16840596722

約数列:

[1, 2, 19, 38, 361, 722, 839, 1678, 15941, 31882, 47521, 95042, 302879, 605758, 902899, 1805798, 17155081, 34310162, 39870119, 79740238, 757532261, 1515064522, 14393112959, 28786225918]

約数ペア:

[(1, 28786225918), (2, 14393112959), (19, 1515064522), (38, 757532261), (361, 79740238), (722, 39870119), (839, 34310162), (1678, 17155081), (15941, 1805798), (31882, 902899), (47521, 605758), (95042, 302879)]