195859820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{753307}}^1$

素因数の和:753329

約数の個数: 24

約数和(自身を含む): 442945104

約数和(自身を除く): 247085284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 753307, 1506614, 3013228, 3766535, 7533070, 9792991, 15066140, 19585982, 39171964, 48964955, 97929910, 195859820]

約数ペア:

[(1, 195859820), (2, 97929910), (4, 48964955), (5, 39171964), (10, 19585982), (13, 15066140), (20, 9792991), (26, 7533070), (52, 3766535), (65, 3013228), (130, 1506614), (260, 753307)]