20122701712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{413299}}^1$

素因数の和:413503

約数の個数: 40

約数和(自身を含む): 41511852000

約数和(自身を除く): 21389150288

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 179, 272, 358, 716, 1432, 2864, 3043, 6086, 12172, 24344, 48688, 413299, 826598, 1653196, 3306392, 6612784, 7026083, 14052166, 28104332, 56208664, 73980521, 112417328, 147961042, 295922084, 591844168, 1183688336, 1257668857, 2515337714, 5030675428, 10061350856, 20122701712]

約数ペア:

[(1, 20122701712), (2, 10061350856), (4, 5030675428), (8, 2515337714), (16, 1257668857), (17, 1183688336), (34, 591844168), (68, 295922084), (136, 147961042), (179, 112417328), (272, 73980521), (358, 56208664), (716, 28104332), (1432, 14052166), (2864, 7026083), (3043, 6612784), (6086, 3306392), (12172, 1653196), (24344, 826598), (48688, 413299)]