19741896

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^2$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 57062070

約数和(自身を除く): 37320174

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 127, 136, 153, 204, 254, 306, 381, 408, 508, 612, 762, 1016, 1143, 1224, 1524, 2159, 2286, 3048, 4318, 4572, 6477, 8636, 9144, 12954, 16129, 17272, 19431, 25908, 32258, 38862, 48387, 51816, 64516, 77724, 96774, 129032, 145161, 155448, 193548, 274193, 290322, 387096, 548386, 580644, 822579, 1096772, 1161288, 1645158, 2193544, 2467737, 3290316, 4935474, 6580632, 9870948, 19741896]

約数ペア:

[(1, 19741896), (2, 9870948), (3, 6580632), (4, 4935474), (6, 3290316), (8, 2467737), (9, 2193544), (12, 1645158), (17, 1161288), (18, 1096772), (24, 822579), (34, 580644), (36, 548386), (51, 387096), (68, 290322), (72, 274193), (102, 193548), (127, 155448), (136, 145161), (153, 129032), (204, 96774), (254, 77724), (306, 64516), (381, 51816), (408, 48387), (508, 38862), (612, 32258), (762, 25908), (1016, 19431), (1143, 17272), (1224, 16129), (1524, 12954), (2159, 9144), (2286, 8636), (3048, 6477), (4318, 4572)]