19788839264

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{256279}}^1$

素因数の和:256435

約数の個数: 48

約数和(自身を含む): 41332838400

約数和(自身を除く): 21543999136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 127, 152, 254, 304, 508, 608, 1016, 2032, 2413, 4064, 4826, 9652, 19304, 38608, 77216, 256279, 512558, 1025116, 2050232, 4100464, 4869301, 8200928, 9738602, 19477204, 32547433, 38954408, 65094866, 77908816, 130189732, 155817632, 260379464, 520758928, 618401227, 1041517856, 1236802454, 2473604908, 4947209816, 9894419632, 19788839264]

約数ペア:

[(1, 19788839264), (2, 9894419632), (4, 4947209816), (8, 2473604908), (16, 1236802454), (19, 1041517856), (32, 618401227), (38, 520758928), (76, 260379464), (127, 155817632), (152, 130189732), (254, 77908816), (304, 65094866), (508, 38954408), (608, 32547433), (1016, 19477204), (2032, 9738602), (2413, 8200928), (4064, 4869301), (4826, 4100464), (9652, 2050232), (19304, 1025116), (38608, 512558), (77216, 256279)]