20161853497615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{761}}^1\times {\mathrm{203713}}^1$

素因数の和:204572

約数の個数: 48

約数和(自身を含む): 26209044681120

約数和(自身を除く): 6047191183505

約数列:

[1, 5, 19, 37, 95, 185, 703, 761, 1369, 3515, 3805, 6845, 14459, 26011, 28157, 72295, 130055, 140785, 203713, 534983, 1018565, 1041809, 2674915, 3870547, 5209045, 7537381, 19352735, 19794371, 37686905, 98971855, 143210239, 155025593, 278883097, 716051195, 775127965, 1394415485, 2945486267, 5298778843, 5735946941, 14727431335, 26493894215, 28679734705, 108982991879, 212230036817, 544914959395, 1061150184085, 4032370699523, 20161853497615]

約数ペア:

[(1, 20161853497615), (5, 4032370699523), (19, 1061150184085), (37, 544914959395), (95, 212230036817), (185, 108982991879), (703, 28679734705), (761, 26493894215), (1369, 14727431335), (3515, 5735946941), (3805, 5298778843), (6845, 2945486267), (14459, 1394415485), (26011, 775127965), (28157, 716051195), (72295, 278883097), (130055, 155025593), (140785, 143210239), (203713, 98971855), (534983, 37686905), (1018565, 19794371), (1041809, 19352735), (2674915, 7537381), (3870547, 5209045)]