18742900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1549}}^1$

素因数の和:1585

約数の個数: 54

約数和(自身を含む): 44734550

約数和(自身を除く): 25991650

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1549, 2420, 3025, 3098, 6050, 6196, 7745, 12100, 15490, 17039, 30980, 34078, 38725, 68156, 77450, 85195, 154900, 170390, 187429, 340780, 374858, 425975, 749716, 851950, 937145, 1703900, 1874290, 3748580, 4685725, 9371450, 18742900]

約数ペア:

[(1, 18742900), (2, 9371450), (4, 4685725), (5, 3748580), (10, 1874290), (11, 1703900), (20, 937145), (22, 851950), (25, 749716), (44, 425975), (50, 374858), (55, 340780), (100, 187429), (110, 170390), (121, 154900), (220, 85195), (242, 77450), (275, 68156), (484, 38725), (550, 34078), (605, 30980), (1100, 17039), (1210, 15490), (1549, 12100), (2420, 7745), (3025, 6196), (3098, 6050)]