19414450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3209}}^1$

素因数の和:3243

約数の個数: 36

約数和(自身を含む): 39704490

約数和(自身を除く): 20290040

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 3025, 3209, 6050, 6418, 16045, 32090, 35299, 70598, 80225, 160450, 176495, 352990, 388289, 776578, 882475, 1764950, 1941445, 3882890, 9707225, 19414450]

約数ペア:

[(1, 19414450), (2, 9707225), (5, 3882890), (10, 1941445), (11, 1764950), (22, 882475), (25, 776578), (50, 388289), (55, 352990), (110, 176495), (121, 160450), (242, 80225), (275, 70598), (550, 35299), (605, 32090), (1210, 16045), (3025, 6418), (3209, 6050)]