20489695424

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{786613}}^1$

素因数の和:786673

約数の個数: 56

約数和(自身を含む): 45554389968

約数和(自身を除く): 25064694544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 64, 74, 88, 148, 176, 296, 352, 407, 592, 704, 814, 1184, 1628, 2368, 3256, 6512, 13024, 26048, 786613, 1573226, 3146452, 6292904, 8652743, 12585808, 17305486, 25171616, 29104681, 34610972, 50343232, 58209362, 69221944, 116418724, 138443888, 232837448, 276887776, 320151491, 465674896, 553775552, 640302982, 931349792, 1280605964, 1862699584, 2561211928, 5122423856, 10244847712, 20489695424]

約数ペア:

[(1, 20489695424), (2, 10244847712), (4, 5122423856), (8, 2561211928), (11, 1862699584), (16, 1280605964), (22, 931349792), (32, 640302982), (37, 553775552), (44, 465674896), (64, 320151491), (74, 276887776), (88, 232837448), (148, 138443888), (176, 116418724), (296, 69221944), (352, 58209362), (407, 50343232), (592, 34610972), (704, 29104681), (814, 25171616), (1184, 17305486), (1628, 12585808), (2368, 8652743), (3256, 6292904), (6512, 3146452), (13024, 1573226), (26048, 786613)]