20189172

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 50308160

約数和(自身を除く): 30118988

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 114, 146, 219, 228, 292, 438, 876, 1213, 1387, 2426, 2774, 3639, 4161, 4852, 5548, 7278, 8322, 14556, 16644, 23047, 46094, 69141, 88549, 92188, 138282, 177098, 265647, 276564, 354196, 531294, 1062588, 1682431, 3364862, 5047293, 6729724, 10094586, 20189172]

約数ペア:

[(1, 20189172), (2, 10094586), (3, 6729724), (4, 5047293), (6, 3364862), (12, 1682431), (19, 1062588), (38, 531294), (57, 354196), (73, 276564), (76, 265647), (114, 177098), (146, 138282), (219, 92188), (228, 88549), (292, 69141), (438, 46094), (876, 23047), (1213, 16644), (1387, 14556), (2426, 8322), (2774, 7278), (3639, 5548), (4161, 4852)]