420486516

素因数分解:

$2^2\times 3^2\times {\mathrm{11680181}}^1$

素因数の和:11680191

約数の個数: 18

約数和(自身を含む): 1062896562

約数和(自身を除く): 642410046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11680181, 23360362, 35040543, 46720724, 70081086, 105121629, 140162172, 210243258, 420486516]

約数ペア:

[(1, 420486516), (2, 210243258), (3, 140162172), (4, 105121629), (6, 70081086), (9, 46720724), (12, 35040543), (18, 23360362), (36, 11680181)]