16815698744

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{654613}}^1$

素因数の和:654664

約数の個数: 48

約数和(自身を含む): 35938308600

約数和(自身を除く): 19122609856

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 6422, 12844, 25688, 654613, 1309226, 2618452, 5236904, 8509969, 12437647, 17019938, 24875294, 34039876, 49750588, 68079752, 99501176, 110629597, 161689411, 221259194, 323378822, 442518388, 646757644, 885036776, 1293515288, 2101962343, 4203924686, 8407849372, 16815698744]

約数ペア:

[(1, 16815698744), (2, 8407849372), (4, 4203924686), (8, 2101962343), (13, 1293515288), (19, 885036776), (26, 646757644), (38, 442518388), (52, 323378822), (76, 221259194), (104, 161689411), (152, 110629597), (169, 99501176), (247, 68079752), (338, 49750588), (494, 34039876), (676, 24875294), (988, 17019938), (1352, 12437647), (1976, 8509969), (3211, 5236904), (6422, 2618452), (12844, 1309226), (25688, 654613)]