20134664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 44763840

約数和(自身を除く): 24629176

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 43, 44, 68, 86, 88, 136, 172, 187, 313, 344, 374, 473, 626, 731, 748, 946, 1252, 1462, 1496, 1892, 2504, 2924, 3443, 3784, 5321, 5848, 6886, 8041, 10642, 13459, 13772, 16082, 21284, 26918, 27544, 32164, 42568, 53836, 58531, 64328, 107672, 117062, 148049, 228803, 234124, 296098, 457606, 468248, 592196, 915212, 1184392, 1830424, 2516833, 5033666, 10067332, 20134664]

約数ペア:

[(1, 20134664), (2, 10067332), (4, 5033666), (8, 2516833), (11, 1830424), (17, 1184392), (22, 915212), (34, 592196), (43, 468248), (44, 457606), (68, 296098), (86, 234124), (88, 228803), (136, 148049), (172, 117062), (187, 107672), (313, 64328), (344, 58531), (374, 53836), (473, 42568), (626, 32164), (731, 27544), (748, 26918), (946, 21284), (1252, 16082), (1462, 13772), (1496, 13459), (1892, 10642), (2504, 8041), (2924, 6886), (3443, 5848), (3784, 5321)]