20804916426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2591}}^1\times {\mathrm{4663}}^1$

素因数の和:7307

約数の個数: 64

約数和(自身を含む): 48743202816

約数和(自身を除く): 27938286390

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 2591, 4663, 5182, 7773, 9326, 13989, 15546, 18137, 27978, 32641, 36274, 54411, 65282, 97923, 106231, 108822, 191183, 195846, 212462, 318693, 382366, 573549, 637386, 743617, 1147098, 1338281, 1487234, 2230851, 2676562, 4014843, 4461702, 8029686, 12081833, 24163666, 36245499, 72490998, 84572831, 169145662, 253718493, 495355153, 507436986, 990710306, 1486065459, 2972130918, 3467486071, 6934972142, 10402458213, 20804916426]

約数ペア:

[(1, 20804916426), (2, 10402458213), (3, 6934972142), (6, 3467486071), (7, 2972130918), (14, 1486065459), (21, 990710306), (41, 507436986), (42, 495355153), (82, 253718493), (123, 169145662), (246, 84572831), (287, 72490998), (574, 36245499), (861, 24163666), (1722, 12081833), (2591, 8029686), (4663, 4461702), (5182, 4014843), (7773, 2676562), (9326, 2230851), (13989, 1487234), (15546, 1338281), (18137, 1147098), (27978, 743617), (32641, 637386), (36274, 573549), (54411, 382366), (65282, 318693), (97923, 212462), (106231, 195846), (108822, 191183)]