20189366565

素因数分解:

$3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2945203}}^1$

素因数の和:2945668

約数の個数: 16

約数和(自身を含む): 32373682368

約数和(自身を除く): 12184315803

約数列:

[1, 3, 5, 15, 457, 1371, 2285, 6855, 2945203, 8835609, 14726015, 44178045, 1345957771, 4037873313, 6729788855, 20189366565]

約数ペア:

[(1, 20189366565), (3, 6729788855), (5, 4037873313), (15, 1345957771), (457, 44178045), (1371, 14726015), (2285, 8835609), (6855, 2945203)]