18236708

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 20578012

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 58, 74, 116, 148, 203, 259, 406, 518, 607, 812, 1036, 1073, 1214, 2146, 2428, 4249, 4292, 7511, 8498, 15022, 16996, 17603, 22459, 30044, 35206, 44918, 70412, 89836, 123221, 157213, 246442, 314426, 492884, 628852, 651311, 1302622, 2605244, 4559177, 9118354, 18236708]

約数ペア:

[(1, 18236708), (2, 9118354), (4, 4559177), (7, 2605244), (14, 1302622), (28, 651311), (29, 628852), (37, 492884), (58, 314426), (74, 246442), (116, 157213), (148, 123221), (203, 89836), (259, 70412), (406, 44918), (518, 35206), (607, 30044), (812, 22459), (1036, 17603), (1073, 16996), (1214, 15022), (2146, 8498), (2428, 7511), (4249, 4292)]