20136704

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 48712608

約数和(自身を除く): 28575904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 661, 896, 952, 1088, 1322, 1792, 1904, 2176, 2644, 3808, 4352, 4627, 5288, 7616, 9254, 10576, 11237, 15232, 18508, 21152, 22474, 30464, 37016, 42304, 44948, 74032, 78659, 84608, 89896, 148064, 157318, 169216, 179792, 296128, 314636, 359584, 592256, 629272, 719168, 1184512, 1258544, 1438336, 2517088, 2876672, 5034176, 10068352, 20136704]

約数ペア:

[(1, 20136704), (2, 10068352), (4, 5034176), (7, 2876672), (8, 2517088), (14, 1438336), (16, 1258544), (17, 1184512), (28, 719168), (32, 629272), (34, 592256), (56, 359584), (64, 314636), (68, 296128), (112, 179792), (119, 169216), (128, 157318), (136, 148064), (224, 89896), (238, 84608), (256, 78659), (272, 74032), (448, 44948), (476, 42304), (544, 37016), (661, 30464), (896, 22474), (952, 21152), (1088, 18508), (1322, 15232), (1792, 11237), (1904, 10576), (2176, 9254), (2644, 7616), (3808, 5288), (4352, 4627)]