19730732

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 41025600

約数和(自身を除く): 21294868

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 197, 292, 343, 394, 511, 686, 788, 1022, 1372, 1379, 2044, 2758, 3577, 5516, 7154, 9653, 14308, 14381, 19306, 25039, 28762, 38612, 50078, 57524, 67571, 100156, 100667, 135142, 201334, 270284, 402668, 704669, 1409338, 2818676, 4932683, 9865366, 19730732]

約数ペア:

[(1, 19730732), (2, 9865366), (4, 4932683), (7, 2818676), (14, 1409338), (28, 704669), (49, 402668), (73, 270284), (98, 201334), (146, 135142), (196, 100667), (197, 100156), (292, 67571), (343, 57524), (394, 50078), (511, 38612), (686, 28762), (788, 25039), (1022, 19306), (1372, 14381), (1379, 14308), (2044, 9653), (2758, 7154), (3577, 5516)]