18857608

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^4\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 80

約数和(自身を含む): 46382400

約数和(自身を除く): 27524792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 121, 154, 161, 184, 242, 253, 308, 322, 484, 506, 616, 644, 847, 968, 1012, 1288, 1331, 1694, 1771, 2024, 2662, 2783, 3388, 3542, 5324, 5566, 6776, 7084, 9317, 10648, 11132, 14168, 14641, 18634, 19481, 22264, 29282, 30613, 37268, 38962, 58564, 61226, 74536, 77924, 102487, 117128, 122452, 155848, 204974, 214291, 244904, 336743, 409948, 428582, 673486, 819896, 857164, 1346972, 1714328, 2357201, 2693944, 4714402, 9428804, 18857608]

約数ペア:

[(1, 18857608), (2, 9428804), (4, 4714402), (7, 2693944), (8, 2357201), (11, 1714328), (14, 1346972), (22, 857164), (23, 819896), (28, 673486), (44, 428582), (46, 409948), (56, 336743), (77, 244904), (88, 214291), (92, 204974), (121, 155848), (154, 122452), (161, 117128), (184, 102487), (242, 77924), (253, 74536), (308, 61226), (322, 58564), (484, 38962), (506, 37268), (616, 30613), (644, 29282), (847, 22264), (968, 19481), (1012, 18634), (1288, 14641), (1331, 14168), (1694, 11132), (1771, 10648), (2024, 9317), (2662, 7084), (2783, 6776), (3388, 5566), (3542, 5324)]