20888911656

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{1213907}}^1$

素因数の和:1214158

約数の個数: 48

約数和(自身を含む): 56810894400

約数和(自身を除く): 35921982744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 1434, 1912, 2151, 2868, 4302, 5736, 8604, 17208, 1213907, 2427814, 3641721, 4855628, 7283442, 9711256, 10925163, 14566884, 21850326, 29133768, 43700652, 87401304, 290123773, 580247546, 870371319, 1160495092, 1740742638, 2320990184, 2611113957, 3481485276, 5222227914, 6962970552, 10444455828, 20888911656]

約数ペア:

[(1, 20888911656), (2, 10444455828), (3, 6962970552), (4, 5222227914), (6, 3481485276), (8, 2611113957), (9, 2320990184), (12, 1740742638), (18, 1160495092), (24, 870371319), (36, 580247546), (72, 290123773), (239, 87401304), (478, 43700652), (717, 29133768), (956, 21850326), (1434, 14566884), (1912, 10925163), (2151, 9711256), (2868, 7283442), (4302, 4855628), (5736, 3641721), (8604, 2427814), (17208, 1213907)]