20345736

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 55054080

約数和(自身を除く): 34708344

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 47, 51, 68, 94, 102, 136, 141, 188, 204, 282, 376, 408, 564, 799, 1061, 1128, 1598, 2122, 2397, 3183, 3196, 4244, 4794, 6366, 6392, 8488, 9588, 12732, 18037, 19176, 25464, 36074, 49867, 54111, 72148, 99734, 108222, 144296, 149601, 199468, 216444, 299202, 398936, 432888, 598404, 847739, 1196808, 1695478, 2543217, 3390956, 5086434, 6781912, 10172868, 20345736]

約数ペア:

[(1, 20345736), (2, 10172868), (3, 6781912), (4, 5086434), (6, 3390956), (8, 2543217), (12, 1695478), (17, 1196808), (24, 847739), (34, 598404), (47, 432888), (51, 398936), (68, 299202), (94, 216444), (102, 199468), (136, 149601), (141, 144296), (188, 108222), (204, 99734), (282, 72148), (376, 54111), (408, 49867), (564, 36074), (799, 25464), (1061, 19176), (1128, 18037), (1598, 12732), (2122, 9588), (2397, 8488), (3183, 6392), (3196, 6366), (4244, 4794)]