19701504

素因数分解:

$2^8\times 3^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:542

約数の個数: 108

約数和(自身を含む): 60265296

約数和(自身を除く): 40563792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 256, 272, 288, 306, 384, 408, 503, 544, 576, 612, 768, 816, 1006, 1088, 1152, 1224, 1509, 1632, 2012, 2176, 2304, 2448, 3018, 3264, 4024, 4352, 4527, 4896, 6036, 6528, 8048, 8551, 9054, 9792, 12072, 13056, 16096, 17102, 18108, 19584, 24144, 25653, 32192, 34204, 36216, 39168, 48288, 51306, 64384, 68408, 72432, 76959, 96576, 102612, 128768, 136816, 144864, 153918, 193152, 205224, 273632, 289728, 307836, 386304, 410448, 547264, 579456, 615672, 820896, 1094528, 1158912, 1231344, 1641792, 2189056, 2462688, 3283584, 4925376, 6567168, 9850752, 19701504]

約数ペア:

[(1, 19701504), (2, 9850752), (3, 6567168), (4, 4925376), (6, 3283584), (8, 2462688), (9, 2189056), (12, 1641792), (16, 1231344), (17, 1158912), (18, 1094528), (24, 820896), (32, 615672), (34, 579456), (36, 547264), (48, 410448), (51, 386304), (64, 307836), (68, 289728), (72, 273632), (96, 205224), (102, 193152), (128, 153918), (136, 144864), (144, 136816), (153, 128768), (192, 102612), (204, 96576), (256, 76959), (272, 72432), (288, 68408), (306, 64384), (384, 51306), (408, 48288), (503, 39168), (544, 36216), (576, 34204), (612, 32192), (768, 25653), (816, 24144), (1006, 19584), (1088, 18108), (1152, 17102), (1224, 16096), (1509, 13056), (1632, 12072), (2012, 9792), (2176, 9054), (2304, 8551), (2448, 8048), (3018, 6528), (3264, 6036), (4024, 4896), (4352, 4527)]