20098428

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 57792000

約数和(自身を除く): 37693572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 257, 266, 294, 343, 399, 514, 532, 588, 686, 771, 798, 931, 1028, 1029, 1372, 1542, 1596, 1799, 1862, 2058, 2793, 3084, 3598, 3724, 4116, 4883, 5397, 5586, 6517, 7196, 9766, 10794, 11172, 12593, 13034, 14649, 19532, 19551, 21588, 25186, 26068, 29298, 34181, 37779, 39102, 50372, 58596, 68362, 75558, 78204, 88151, 102543, 136724, 151116, 176302, 205086, 239267, 264453, 352604, 410172, 478534, 528906, 717801, 957068, 1057812, 1435602, 1674869, 2871204, 3349738, 5024607, 6699476, 10049214, 20098428]

約数ペア:

[(1, 20098428), (2, 10049214), (3, 6699476), (4, 5024607), (6, 3349738), (7, 2871204), (12, 1674869), (14, 1435602), (19, 1057812), (21, 957068), (28, 717801), (38, 528906), (42, 478534), (49, 410172), (57, 352604), (76, 264453), (84, 239267), (98, 205086), (114, 176302), (133, 151116), (147, 136724), (196, 102543), (228, 88151), (257, 78204), (266, 75558), (294, 68362), (343, 58596), (399, 50372), (514, 39102), (532, 37779), (588, 34181), (686, 29298), (771, 26068), (798, 25186), (931, 21588), (1028, 19551), (1029, 19532), (1372, 14649), (1542, 13034), (1596, 12593), (1799, 11172), (1862, 10794), (2058, 9766), (2793, 7196), (3084, 6517), (3598, 5586), (3724, 5397), (4116, 4883)]