18579814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 13643930

約数列:

[1, 2, 11, 22, 23, 46, 73, 146, 253, 503, 506, 803, 1006, 1606, 1679, 3358, 5533, 11066, 11569, 18469, 23138, 36719, 36938, 73438, 127259, 254518, 403909, 807818, 844537, 1689074, 9289907, 18579814]

約数ペア:

[(1, 18579814), (2, 9289907), (11, 1689074), (22, 844537), (23, 807818), (46, 403909), (73, 254518), (146, 127259), (253, 73438), (503, 36938), (506, 36719), (803, 23138), (1006, 18469), (1606, 11569), (1679, 11066), (3358, 5533)]