20189354632

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{257281}}^1$

素因数の和:257881

約数の個数: 32

約数和(自身を含む): 40151428920

約数和(自身を除く): 19962074288

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 577, 1154, 2308, 4616, 9809, 19618, 39236, 78472, 257281, 514562, 1029124, 2058248, 4373777, 8747554, 17495108, 34990216, 148451137, 296902274, 593804548, 1187609096, 2523669329, 5047338658, 10094677316, 20189354632]

約数ペア:

[(1, 20189354632), (2, 10094677316), (4, 5047338658), (8, 2523669329), (17, 1187609096), (34, 593804548), (68, 296902274), (136, 148451137), (577, 34990216), (1154, 17495108), (2308, 8747554), (4616, 4373777), (9809, 2058248), (19618, 1029124), (39236, 514562), (78472, 257281)]