20138379828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1075079}}^1$

素因数の和:1075316

約数の個数: 48

約数和(自身を含む): 53943214080

約数和(自身を除く): 33804834252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1338, 1561, 2676, 3122, 4683, 6244, 9366, 18732, 1075079, 2150158, 3225237, 4300316, 6450474, 7525553, 12900948, 15051106, 22576659, 30102212, 45153318, 90306636, 239742617, 479485234, 719227851, 958970468, 1438455702, 1678198319, 2876911404, 3356396638, 5034594957, 6712793276, 10069189914, 20138379828]

約数ペア:

[(1, 20138379828), (2, 10069189914), (3, 6712793276), (4, 5034594957), (6, 3356396638), (7, 2876911404), (12, 1678198319), (14, 1438455702), (21, 958970468), (28, 719227851), (42, 479485234), (84, 239742617), (223, 90306636), (446, 45153318), (669, 30102212), (892, 22576659), (1338, 15051106), (1561, 12900948), (2676, 7525553), (3122, 6450474), (4683, 4300316), (6244, 3225237), (9366, 2150158), (18732, 1075079)]