2016199613240

素因数分解:

$2^3\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{19319659}}^1$

素因数の和:19322279

約数の個数: 32

約数和(自身を含む): 4538188134000

約数和(自身を除く): 2521988520760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2609, 5218, 10436, 13045, 20872, 26090, 52180, 104360, 19319659, 38639318, 77278636, 96598295, 154557272, 193196590, 386393180, 772786360, 50404990331, 100809980662, 201619961324, 252024951655, 403239922648, 504049903310, 1008099806620, 2016199613240]

約数ペア:

[(1, 2016199613240), (2, 1008099806620), (4, 504049903310), (5, 403239922648), (8, 252024951655), (10, 201619961324), (20, 100809980662), (40, 50404990331), (2609, 772786360), (5218, 386393180), (10436, 193196590), (13045, 154557272), (20872, 96598295), (26090, 77278636), (52180, 38639318), (104360, 19319659)]