19565521901

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{2399}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 21835008000

約数和(自身を除く): 2269486099

約数列:

[1, 17, 29, 71, 233, 493, 1207, 2059, 2399, 3961, 6757, 16543, 35003, 40783, 69571, 114869, 170329, 281231, 479747, 558967, 1182707, 2895593, 4939541, 8155699, 9502439, 16210043, 39686657, 83972197, 275570731, 674673169, 1150913053, 19565521901]

約数ペア:

[(1, 19565521901), (17, 1150913053), (29, 674673169), (71, 275570731), (233, 83972197), (493, 39686657), (1207, 16210043), (2059, 9502439), (2399, 8155699), (3961, 4939541), (6757, 2895593), (16543, 1182707), (35003, 558967), (40783, 479747), (69571, 281231), (114869, 170329)]