19105900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1579}}^1$

素因数の和:1615

約数の個数: 54

約数和(自身を含む): 45600380

約数和(自身を除く): 26494480

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, 1579, 2420, 3025, 3158, 6050, 6316, 7895, 12100, 15790, 17369, 31580, 34738, 39475, 69476, 78950, 86845, 157900, 173690, 191059, 347380, 382118, 434225, 764236, 868450, 955295, 1736900, 1910590, 3821180, 4776475, 9552950, 19105900]

約数ペア:

[(1, 19105900), (2, 9552950), (4, 4776475), (5, 3821180), (10, 1910590), (11, 1736900), (20, 955295), (22, 868450), (25, 764236), (44, 434225), (50, 382118), (55, 347380), (100, 191059), (110, 173690), (121, 157900), (220, 86845), (242, 78950), (275, 69476), (484, 39475), (550, 34738), (605, 31580), (1100, 17369), (1210, 15790), (1579, 12100), (2420, 7895), (3025, 6316), (3158, 6050)]