26891488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 30685472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 509, 1016, 1018, 1651, 2032, 2036, 3302, 4064, 4072, 6604, 6617, 8144, 13208, 13234, 16288, 26416, 26468, 52832, 52936, 64643, 105872, 129286, 211744, 258572, 517144, 840359, 1034288, 1680718, 2068576, 3361436, 6722872, 13445744, 26891488]

約数ペア:

[(1, 26891488), (2, 13445744), (4, 6722872), (8, 3361436), (13, 2068576), (16, 1680718), (26, 1034288), (32, 840359), (52, 517144), (104, 258572), (127, 211744), (208, 129286), (254, 105872), (416, 64643), (508, 52936), (509, 52832), (1016, 26468), (1018, 26416), (1651, 16288), (2032, 13234), (2036, 13208), (3302, 8144), (4064, 6617), (4072, 6604)]