18091368

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3539}}^1$

素因数の和:3622

約数の個数: 48

約数和(自身を含む): 49701600

約数和(自身を除く): 31610232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3539, 5112, 7078, 10617, 14156, 21234, 28312, 31851, 42468, 63702, 84936, 127404, 251269, 254808, 502538, 753807, 1005076, 1507614, 2010152, 2261421, 3015228, 4522842, 6030456, 9045684, 18091368]

約数ペア:

[(1, 18091368), (2, 9045684), (3, 6030456), (4, 4522842), (6, 3015228), (8, 2261421), (9, 2010152), (12, 1507614), (18, 1005076), (24, 753807), (36, 502538), (71, 254808), (72, 251269), (142, 127404), (213, 84936), (284, 63702), (426, 42468), (568, 31851), (639, 28312), (852, 21234), (1278, 14156), (1704, 10617), (2556, 7078), (3539, 5112)]