19459648

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1275

約数の個数: 56

約数和(自身を含む): 43809920

約数和(自身を除く): 24350272

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1231, 1976, 2462, 3952, 4924, 7904, 9848, 15808, 16003, 19696, 23389, 32006, 39392, 46778, 64012, 78784, 93556, 128024, 187112, 256048, 304057, 374224, 512096, 608114, 748448, 1024192, 1216228, 1496896, 2432456, 4864912, 9729824, 19459648]

約数ペア:

[(1, 19459648), (2, 9729824), (4, 4864912), (8, 2432456), (13, 1496896), (16, 1216228), (19, 1024192), (26, 748448), (32, 608114), (38, 512096), (52, 374224), (64, 304057), (76, 256048), (104, 187112), (152, 128024), (208, 93556), (247, 78784), (304, 64012), (416, 46778), (494, 39392), (608, 32006), (832, 23389), (988, 19696), (1216, 16003), (1231, 15808), (1976, 9848), (2462, 7904), (3952, 4924)]