20180559832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{16091}}^1$

素因数の和:16376

約数の個数: 64

約数和(自身を含む): 41092531200

約数和(自身を除く): 20911971368

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 223, 296, 446, 703, 892, 1406, 1784, 2812, 4237, 5624, 8251, 8474, 16091, 16502, 16948, 32182, 33004, 33896, 64364, 66008, 128728, 156769, 305729, 313538, 595367, 611458, 627076, 1190734, 1222916, 1254152, 2381468, 2445832, 3588293, 4762936, 7176586, 11311973, 14353172, 22623946, 28706344, 45247892, 68177567, 90495784, 132766841, 136355134, 265533682, 272710268, 531067364, 545420536, 1062134728, 2522569979, 5045139958, 10090279916, 20180559832]

約数ペア:

[(1, 20180559832), (2, 10090279916), (4, 5045139958), (8, 2522569979), (19, 1062134728), (37, 545420536), (38, 531067364), (74, 272710268), (76, 265533682), (148, 136355134), (152, 132766841), (223, 90495784), (296, 68177567), (446, 45247892), (703, 28706344), (892, 22623946), (1406, 14353172), (1784, 11311973), (2812, 7176586), (4237, 4762936), (5624, 3588293), (8251, 2445832), (8474, 2381468), (16091, 1254152), (16502, 1222916), (16948, 1190734), (32182, 627076), (33004, 611458), (33896, 595367), (64364, 313538), (66008, 305729), (128728, 156769)]