1680493198

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{326563}}^1$

素因数の和:326679

約数の個数: 16

約数和(自身を含む): 2633412096

約数和(自身を除く): 952918898

約数列:

[1, 2, 31, 62, 83, 166, 2573, 5146, 326563, 653126, 10123453, 20246906, 27104729, 54209458, 840246599, 1680493198]

約数ペア:

[(1, 1680493198), (2, 840246599), (31, 54209458), (62, 27104729), (83, 20246906), (166, 10123453), (2573, 653126), (5146, 326563)]