20852608

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 51665040

約数和(自身を除く): 30812432

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 56, 64, 68, 74, 112, 119, 128, 136, 148, 224, 238, 259, 272, 296, 448, 476, 518, 544, 592, 629, 896, 952, 1036, 1088, 1184, 1258, 1369, 1904, 2072, 2176, 2368, 2516, 2738, 3808, 4144, 4403, 4736, 5032, 5476, 7616, 8288, 8806, 9583, 10064, 10952, 15232, 16576, 17612, 19166, 20128, 21904, 23273, 33152, 35224, 38332, 40256, 43808, 46546, 70448, 76664, 80512, 87616, 93092, 140896, 153328, 162911, 175232, 186184, 281792, 306656, 325822, 372368, 563584, 613312, 651644, 744736, 1226624, 1303288, 1489472, 2606576, 2978944, 5213152, 10426304, 20852608]

約数ペア:

[(1, 20852608), (2, 10426304), (4, 5213152), (7, 2978944), (8, 2606576), (14, 1489472), (16, 1303288), (17, 1226624), (28, 744736), (32, 651644), (34, 613312), (37, 563584), (56, 372368), (64, 325822), (68, 306656), (74, 281792), (112, 186184), (119, 175232), (128, 162911), (136, 153328), (148, 140896), (224, 93092), (238, 87616), (259, 80512), (272, 76664), (296, 70448), (448, 46546), (476, 43808), (518, 40256), (544, 38332), (592, 35224), (629, 33152), (896, 23273), (952, 21904), (1036, 20128), (1088, 19166), (1184, 17612), (1258, 16576), (1369, 15232), (1904, 10952), (2072, 10064), (2176, 9583), (2368, 8806), (2516, 8288), (2738, 7616), (3808, 5476), (4144, 5032), (4403, 4736)]