19103804944

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{67339}}^1$

素因数の和:67520

約数の個数: 80

約数和(自身を含む): 45090864000

約数和(自身を除く): 25987059056

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 149, 238, 272, 298, 476, 596, 952, 1043, 1192, 1904, 2086, 2384, 2533, 4172, 5066, 8344, 10132, 16688, 17731, 20264, 35462, 40528, 67339, 70924, 134678, 141848, 269356, 283696, 471373, 538712, 942746, 1077424, 1144763, 1885492, 2289526, 3770984, 4579052, 7541968, 8013341, 9158104, 10033511, 16026682, 18316208, 20067022, 32053364, 40134044, 64106728, 70234577, 80268088, 128213456, 140469154, 160536176, 170569687, 280938308, 341139374, 561876616, 682278748, 1123753232, 1193987809, 1364557496, 2387975618, 2729114992, 4775951236, 9551902472, 19103804944]

約数ペア:

[(1, 19103804944), (2, 9551902472), (4, 4775951236), (7, 2729114992), (8, 2387975618), (14, 1364557496), (16, 1193987809), (17, 1123753232), (28, 682278748), (34, 561876616), (56, 341139374), (68, 280938308), (112, 170569687), (119, 160536176), (136, 140469154), (149, 128213456), (238, 80268088), (272, 70234577), (298, 64106728), (476, 40134044), (596, 32053364), (952, 20067022), (1043, 18316208), (1192, 16026682), (1904, 10033511), (2086, 9158104), (2384, 8013341), (2533, 7541968), (4172, 4579052), (5066, 3770984), (8344, 2289526), (10132, 1885492), (16688, 1144763), (17731, 1077424), (20264, 942746), (35462, 538712), (40528, 471373), (67339, 283696), (70924, 269356), (134678, 141848)]