20173368256

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{46997}}^1$

素因数の和:47381

約数の個数: 56

約数和(自身を含む): 42258721680

約数和(自身を除く): 22085353424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 353, 608, 706, 1216, 1412, 2824, 5648, 6707, 11296, 13414, 22592, 26828, 46997, 53656, 93994, 107312, 187988, 214624, 375976, 429248, 751952, 892943, 1503904, 1785886, 3007808, 3571772, 7143544, 14287088, 16589941, 28574176, 33179882, 57148352, 66359764, 132719528, 265439056, 315208879, 530878112, 630417758, 1061756224, 1260835516, 2521671032, 5043342064, 10086684128, 20173368256]

約数ペア:

[(1, 20173368256), (2, 10086684128), (4, 5043342064), (8, 2521671032), (16, 1260835516), (19, 1061756224), (32, 630417758), (38, 530878112), (64, 315208879), (76, 265439056), (152, 132719528), (304, 66359764), (353, 57148352), (608, 33179882), (706, 28574176), (1216, 16589941), (1412, 14287088), (2824, 7143544), (5648, 3571772), (6707, 3007808), (11296, 1785886), (13414, 1503904), (22592, 892943), (26828, 751952), (46997, 429248), (53656, 375976), (93994, 214624), (107312, 187988)]