18408984

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 50768640

約数和(自身を除く): 32359656

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 103, 132, 206, 264, 309, 412, 618, 677, 824, 1133, 1236, 1354, 2031, 2266, 2472, 2708, 3399, 4062, 4532, 5416, 6798, 7447, 8124, 9064, 13596, 14894, 16248, 22341, 27192, 29788, 44682, 59576, 69731, 89364, 139462, 178728, 209193, 278924, 418386, 557848, 767041, 836772, 1534082, 1673544, 2301123, 3068164, 4602246, 6136328, 9204492, 18408984]

約数ペア:

[(1, 18408984), (2, 9204492), (3, 6136328), (4, 4602246), (6, 3068164), (8, 2301123), (11, 1673544), (12, 1534082), (22, 836772), (24, 767041), (33, 557848), (44, 418386), (66, 278924), (88, 209193), (103, 178728), (132, 139462), (206, 89364), (264, 69731), (309, 59576), (412, 44682), (618, 29788), (677, 27192), (824, 22341), (1133, 16248), (1236, 14894), (1354, 13596), (2031, 9064), (2266, 8124), (2472, 7447), (2708, 6798), (3399, 5416), (4062, 4532)]