20295678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260201}}^1$

素因数の和:260219

約数の個数: 16

約数和(自身を含む): 43713936

約数和(自身を除く): 23418258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260201, 520402, 780603, 1561206, 3382613, 6765226, 10147839, 20295678]

約数ペア:

[(1, 20295678), (2, 10147839), (3, 6765226), (6, 3382613), (13, 1561206), (26, 780603), (39, 520402), (78, 260201)]