19940624

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{827}}^1$

素因数の和:983

約数の個数: 40

約数和(自身を含む): 42506208

約数和(自身を除く): 22565584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 137, 176, 274, 548, 827, 1096, 1507, 1654, 2192, 3014, 3308, 6028, 6616, 9097, 12056, 13232, 18194, 24112, 36388, 72776, 113299, 145552, 226598, 453196, 906392, 1246289, 1812784, 2492578, 4985156, 9970312, 19940624]

約数ペア:

[(1, 19940624), (2, 9970312), (4, 4985156), (8, 2492578), (11, 1812784), (16, 1246289), (22, 906392), (44, 453196), (88, 226598), (137, 145552), (176, 113299), (274, 72776), (548, 36388), (827, 24112), (1096, 18194), (1507, 13232), (1654, 12056), (2192, 9097), (3014, 6616), (3308, 6028)]