19729656

素因数分解:

$2^3\times 3^6\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 59022000

約数和(自身を除く): 39292344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 199, 204, 216, 243, 306, 324, 398, 408, 459, 486, 597, 612, 648, 729, 796, 918, 972, 1194, 1224, 1377, 1458, 1592, 1791, 1836, 1944, 2388, 2754, 2916, 3383, 3582, 3672, 4131, 4776, 5373, 5508, 5832, 6766, 7164, 8262, 10149, 10746, 11016, 12393, 13532, 14328, 16119, 16524, 20298, 21492, 24786, 27064, 30447, 32238, 33048, 40596, 42984, 48357, 49572, 60894, 64476, 81192, 91341, 96714, 99144, 121788, 128952, 145071, 182682, 193428, 243576, 274023, 290142, 365364, 386856, 548046, 580284, 730728, 822069, 1096092, 1160568, 1644138, 2192184, 2466207, 3288276, 4932414, 6576552, 9864828, 19729656]

約数ペア:

[(1, 19729656), (2, 9864828), (3, 6576552), (4, 4932414), (6, 3288276), (8, 2466207), (9, 2192184), (12, 1644138), (17, 1160568), (18, 1096092), (24, 822069), (27, 730728), (34, 580284), (36, 548046), (51, 386856), (54, 365364), (68, 290142), (72, 274023), (81, 243576), (102, 193428), (108, 182682), (136, 145071), (153, 128952), (162, 121788), (199, 99144), (204, 96714), (216, 91341), (243, 81192), (306, 64476), (324, 60894), (398, 49572), (408, 48357), (459, 42984), (486, 40596), (597, 33048), (612, 32238), (648, 30447), (729, 27064), (796, 24786), (918, 21492), (972, 20298), (1194, 16524), (1224, 16119), (1377, 14328), (1458, 13532), (1592, 12393), (1791, 11016), (1836, 10746), (1944, 10149), (2388, 8262), (2754, 7164), (2916, 6766), (3383, 5832), (3582, 5508), (3672, 5373), (4131, 4776)]