20120778524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4561}}^1\times {\mathrm{14323}}^1$

素因数の和:18906

約数の個数: 48

約数和(自身を含む): 43912571136

約数和(自身を除く): 23791792612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 4561, 9122, 14323, 18244, 28646, 31927, 50171, 57292, 63854, 100261, 100342, 127708, 157553, 200522, 200684, 315106, 351197, 401044, 630212, 702394, 1102871, 1404788, 2205742, 4411484, 65327203, 130654406, 261308812, 457290421, 718599233, 914580842, 1437198466, 1829161684, 2874396932, 5030194631, 10060389262, 20120778524]

約数ペア:

[(1, 20120778524), (2, 10060389262), (4, 5030194631), (7, 2874396932), (11, 1829161684), (14, 1437198466), (22, 914580842), (28, 718599233), (44, 457290421), (77, 261308812), (154, 130654406), (308, 65327203), (4561, 4411484), (9122, 2205742), (14323, 1404788), (18244, 1102871), (28646, 702394), (31927, 630212), (50171, 401044), (57292, 351197), (63854, 315106), (100261, 200684), (100342, 200522), (127708, 157553)]