18963216

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 120

約数和(自身を含む): 58032000

約数和(自身を除く): 39068784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 36, 38, 48, 57, 58, 72, 76, 87, 114, 116, 144, 152, 171, 174, 228, 232, 239, 261, 304, 342, 348, 456, 464, 478, 522, 551, 684, 696, 717, 912, 956, 1044, 1102, 1368, 1392, 1434, 1653, 1912, 2088, 2151, 2204, 2736, 2868, 3306, 3824, 4176, 4302, 4408, 4541, 4959, 5736, 6612, 6931, 8604, 8816, 9082, 9918, 11472, 13224, 13623, 13862, 17208, 18164, 19836, 20793, 26448, 27246, 27724, 34416, 36328, 39672, 40869, 41586, 54492, 55448, 62379, 72656, 79344, 81738, 83172, 108984, 110896, 124758, 131689, 163476, 166344, 217968, 249516, 263378, 326952, 332688, 395067, 499032, 526756, 653904, 790134, 998064, 1053512, 1185201, 1580268, 2107024, 2370402, 3160536, 4740804, 6321072, 9481608, 18963216]

約数ペア:

[(1, 18963216), (2, 9481608), (3, 6321072), (4, 4740804), (6, 3160536), (8, 2370402), (9, 2107024), (12, 1580268), (16, 1185201), (18, 1053512), (19, 998064), (24, 790134), (29, 653904), (36, 526756), (38, 499032), (48, 395067), (57, 332688), (58, 326952), (72, 263378), (76, 249516), (87, 217968), (114, 166344), (116, 163476), (144, 131689), (152, 124758), (171, 110896), (174, 108984), (228, 83172), (232, 81738), (239, 79344), (261, 72656), (304, 62379), (342, 55448), (348, 54492), (456, 41586), (464, 40869), (478, 39672), (522, 36328), (551, 34416), (684, 27724), (696, 27246), (717, 26448), (912, 20793), (956, 19836), (1044, 18164), (1102, 17208), (1368, 13862), (1392, 13623), (1434, 13224), (1653, 11472), (1912, 9918), (2088, 9082), (2151, 8816), (2204, 8604), (2736, 6931), (2868, 6612), (3306, 5736), (3824, 4959), (4176, 4541), (4302, 4408)]