20149678945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5159969}}^1$

素因数の和:5160056

約数の個数: 16

約数和(自身を含む): 26749284480

約数和(自身を除く): 6599605535

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5159969, 25799845, 56759659, 283798295, 366357799, 1831788995, 4029935789, 20149678945]

約数ペア:

[(1, 20149678945), (5, 4029935789), (11, 1831788995), (55, 366357799), (71, 283798295), (355, 56759659), (781, 25799845), (3905, 5159969)]