19103616455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1\times {\mathrm{1951}}^1$

素因数の和:2880

約数の個数: 64

約数和(自身を含む): 29615431680

約数和(自身を除く): 10511815225

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 877, 1015, 1595, 1951, 2233, 4385, 6139, 9647, 9755, 11165, 13657, 21461, 25433, 30695, 48235, 56579, 67529, 68285, 107305, 127165, 150227, 178031, 279763, 282895, 337645, 396053, 622369, 751135, 890155, 1398815, 1711027, 1958341, 1980265, 3111845, 4356583, 8555135, 9791705, 11977189, 18821297, 21782915, 49619783, 59885945, 94106485, 131749079, 248098915, 347338481, 545817613, 658745395, 1736692405, 2729088065, 3820723291, 19103616455]

約数ペア:

[(1, 19103616455), (5, 3820723291), (7, 2729088065), (11, 1736692405), (29, 658745395), (35, 545817613), (55, 347338481), (77, 248098915), (145, 131749079), (203, 94106485), (319, 59885945), (385, 49619783), (877, 21782915), (1015, 18821297), (1595, 11977189), (1951, 9791705), (2233, 8555135), (4385, 4356583), (6139, 3111845), (9647, 1980265), (9755, 1958341), (11165, 1711027), (13657, 1398815), (21461, 890155), (25433, 751135), (30695, 622369), (48235, 396053), (56579, 337645), (67529, 282895), (68285, 279763), (107305, 178031), (127165, 150227)]