20216576936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3457007}}^1$

素因数の和:3457073

約数の個数: 32

約数和(自身を含む): 41069255040

約数和(自身を除く): 20852678104

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 5848, 3457007, 6914014, 13828028, 27656056, 58769119, 117538238, 148651301, 235076476, 297302602, 470152952, 594605204, 1189210408, 2527072117, 5054144234, 10108288468, 20216576936]

約数ペア:

[(1, 20216576936), (2, 10108288468), (4, 5054144234), (8, 2527072117), (17, 1189210408), (34, 594605204), (43, 470152952), (68, 297302602), (86, 235076476), (136, 148651301), (172, 117538238), (344, 58769119), (731, 27656056), (1462, 13828028), (2924, 6914014), (5848, 3457007)]