20176564928

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{250007}}^1$

素因数の和:250129

約数の個数: 56

約数和(自身を含む): 43562393952

約数和(自身を除く): 23385829024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 388, 416, 776, 832, 1261, 1552, 2522, 3104, 5044, 6208, 10088, 20176, 40352, 80704, 250007, 500014, 1000028, 2000056, 3250091, 4000112, 6500182, 8000224, 13000364, 16000448, 24250679, 26000728, 48501358, 52001456, 97002716, 104002912, 194005432, 208005824, 315258827, 388010864, 630517654, 776021728, 1261035308, 1552043456, 2522070616, 5044141232, 10088282464, 20176564928]

約数ペア:

[(1, 20176564928), (2, 10088282464), (4, 5044141232), (8, 2522070616), (13, 1552043456), (16, 1261035308), (26, 776021728), (32, 630517654), (52, 388010864), (64, 315258827), (97, 208005824), (104, 194005432), (194, 104002912), (208, 97002716), (388, 52001456), (416, 48501358), (776, 26000728), (832, 24250679), (1261, 16000448), (1552, 13000364), (2522, 8000224), (3104, 6500182), (5044, 4000112), (6208, 3250091), (10088, 2000056), (20176, 1000028), (40352, 500014), (80704, 250007)]