15818296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 35380800

約数和(自身を除く): 19562504

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 221, 299, 389, 391, 442, 598, 778, 782, 884, 1196, 1556, 1564, 1768, 2392, 3112, 3128, 5057, 5083, 6613, 8947, 10114, 10166, 13226, 17894, 20228, 20332, 26452, 35788, 40456, 40664, 52904, 71576, 85969, 116311, 152099, 171938, 232622, 304198, 343876, 465244, 608396, 687752, 930488, 1216792, 1977287, 3954574, 7909148, 15818296]

約数ペア:

[(1, 15818296), (2, 7909148), (4, 3954574), (8, 1977287), (13, 1216792), (17, 930488), (23, 687752), (26, 608396), (34, 465244), (46, 343876), (52, 304198), (68, 232622), (92, 171938), (104, 152099), (136, 116311), (184, 85969), (221, 71576), (299, 52904), (389, 40664), (391, 40456), (442, 35788), (598, 26452), (778, 20332), (782, 20228), (884, 17894), (1196, 13226), (1556, 10166), (1564, 10114), (1768, 8947), (2392, 6613), (3112, 5083), (3128, 5057)]