19243020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2341}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 54296928

約数和(自身を除く): 35053908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2341, 2740, 4110, 4682, 7023, 8220, 9364, 11705, 14046, 23410, 28092, 35115, 46820, 70230, 140460, 320717, 641434, 962151, 1282868, 1603585, 1924302, 3207170, 3848604, 4810755, 6414340, 9621510, 19243020]

約数ペア:

[(1, 19243020), (2, 9621510), (3, 6414340), (4, 4810755), (5, 3848604), (6, 3207170), (10, 1924302), (12, 1603585), (15, 1282868), (20, 962151), (30, 641434), (60, 320717), (137, 140460), (274, 70230), (411, 46820), (548, 35115), (685, 28092), (822, 23410), (1370, 14046), (1644, 11705), (2055, 9364), (2341, 8220), (2740, 7023), (4110, 4682)]