2011457572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 3760706880

約数和(自身を除く): 1749249308

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 281, 388, 562, 971, 1124, 1843, 1942, 3686, 3884, 5339, 7372, 10678, 18449, 21356, 27257, 36898, 54514, 73796, 94187, 109028, 188374, 272851, 376748, 517883, 545702, 1035766, 1091404, 1789553, 2071532, 3579106, 5184169, 7158212, 10368338, 20736676, 26466547, 52933094, 105866188, 502864393, 1005728786, 2011457572]

約数ペア:

[(1, 2011457572), (2, 1005728786), (4, 502864393), (19, 105866188), (38, 52933094), (76, 26466547), (97, 20736676), (194, 10368338), (281, 7158212), (388, 5184169), (562, 3579106), (971, 2071532), (1124, 1789553), (1843, 1091404), (1942, 1035766), (3686, 545702), (3884, 517883), (5339, 376748), (7372, 272851), (10678, 188374), (18449, 109028), (21356, 94187), (27257, 73796), (36898, 54514)]