19780596

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 58094400

約数和(自身を除く): 38313804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 121, 132, 171, 198, 209, 228, 239, 242, 342, 363, 396, 418, 478, 484, 627, 684, 717, 726, 836, 956, 1089, 1254, 1434, 1452, 1881, 2151, 2178, 2299, 2508, 2629, 2868, 3762, 4302, 4356, 4541, 4598, 5258, 6897, 7524, 7887, 8604, 9082, 9196, 10516, 13623, 13794, 15774, 18164, 20691, 23661, 27246, 27588, 28919, 31548, 40869, 41382, 47322, 49951, 54492, 57838, 81738, 82764, 86757, 94644, 99902, 115676, 149853, 163476, 173514, 199804, 260271, 299706, 347028, 449559, 520542, 549461, 599412, 899118, 1041084, 1098922, 1648383, 1798236, 2197844, 3296766, 4945149, 6593532, 9890298, 19780596]

約数ペア:

[(1, 19780596), (2, 9890298), (3, 6593532), (4, 4945149), (6, 3296766), (9, 2197844), (11, 1798236), (12, 1648383), (18, 1098922), (19, 1041084), (22, 899118), (33, 599412), (36, 549461), (38, 520542), (44, 449559), (57, 347028), (66, 299706), (76, 260271), (99, 199804), (114, 173514), (121, 163476), (132, 149853), (171, 115676), (198, 99902), (209, 94644), (228, 86757), (239, 82764), (242, 81738), (342, 57838), (363, 54492), (396, 49951), (418, 47322), (478, 41382), (484, 40869), (627, 31548), (684, 28919), (717, 27588), (726, 27246), (836, 23661), (956, 20691), (1089, 18164), (1254, 15774), (1434, 13794), (1452, 13623), (1881, 10516), (2151, 9196), (2178, 9082), (2299, 8604), (2508, 7887), (2629, 7524), (2868, 6897), (3762, 5258), (4302, 4598), (4356, 4541)]