1639739988

素因数分解:

$2^2\times 3^2\times {\mathrm{45548333}}^1$

素因数の和:45548343

約数の個数: 18

約数和(自身を含む): 4144898394

約数和(自身を除く): 2505158406

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 45548333, 91096666, 136644999, 182193332, 273289998, 409934997, 546579996, 819869994, 1639739988]

約数ペア:

[(1, 1639739988), (2, 819869994), (3, 546579996), (4, 409934997), (6, 273289998), (9, 182193332), (12, 136644999), (18, 91096666), (36, 45548333)]