20283176

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 41850240

約数和(自身を除く): 21567064

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 283, 289, 527, 566, 578, 1054, 1132, 1156, 2108, 2264, 2312, 4216, 4811, 8773, 8959, 9622, 17546, 17918, 19244, 35092, 35836, 38488, 70184, 71672, 81787, 149141, 163574, 298282, 327148, 596564, 654296, 1193128, 2535397, 5070794, 10141588, 20283176]

約数ペア:

[(1, 20283176), (2, 10141588), (4, 5070794), (8, 2535397), (17, 1193128), (31, 654296), (34, 596564), (62, 327148), (68, 298282), (124, 163574), (136, 149141), (248, 81787), (283, 71672), (289, 70184), (527, 38488), (566, 35836), (578, 35092), (1054, 19244), (1132, 17918), (1156, 17546), (2108, 9622), (2264, 8959), (2312, 8773), (4216, 4811)]