20803021176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{7219}}^1$

素因数の和:8261

約数の個数: 128

約数和(自身を含む): 63004608000

約数和(自身を除く): 42201586824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1009, 1428, 2018, 2856, 3027, 4036, 6054, 7063, 7219, 8072, 12108, 14126, 14438, 17153, 21189, 21657, 24216, 28252, 28876, 34306, 42378, 43314, 50533, 51459, 56504, 57752, 68612, 84756, 86628, 101066, 102918, 120071, 122723, 137224, 151599, 169512, 173256, 202132, 205836, 240142, 245446, 303198, 360213, 368169, 404264, 411672, 480284, 490892, 606396, 720426, 736338, 859061, 960568, 981784, 1212792, 1440852, 1472676, 1718122, 2577183, 2881704, 2945352, 3436244, 5154366, 6872488, 7283971, 10308732, 14567942, 20617464, 21851913, 29135884, 43703826, 50987797, 58271768, 87407652, 101975594, 123827507, 152963391, 174815304, 203951188, 247655014, 305926782, 371482521, 407902376, 495310028, 611853564, 742965042, 866792549, 990620056, 1223707128, 1485930084, 1733585098, 2600377647, 2971860168, 3467170196, 5200755294, 6934340392, 10401510588, 20803021176]

約数ペア:

[(1, 20803021176), (2, 10401510588), (3, 6934340392), (4, 5200755294), (6, 3467170196), (7, 2971860168), (8, 2600377647), (12, 1733585098), (14, 1485930084), (17, 1223707128), (21, 990620056), (24, 866792549), (28, 742965042), (34, 611853564), (42, 495310028), (51, 407902376), (56, 371482521), (68, 305926782), (84, 247655014), (102, 203951188), (119, 174815304), (136, 152963391), (168, 123827507), (204, 101975594), (238, 87407652), (357, 58271768), (408, 50987797), (476, 43703826), (714, 29135884), (952, 21851913), (1009, 20617464), (1428, 14567942), (2018, 10308732), (2856, 7283971), (3027, 6872488), (4036, 5154366), (6054, 3436244), (7063, 2945352), (7219, 2881704), (8072, 2577183), (12108, 1718122), (14126, 1472676), (14438, 1440852), (17153, 1212792), (21189, 981784), (21657, 960568), (24216, 859061), (28252, 736338), (28876, 720426), (34306, 606396), (42378, 490892), (43314, 480284), (50533, 411672), (51459, 404264), (56504, 368169), (57752, 360213), (68612, 303198), (84756, 245446), (86628, 240142), (101066, 205836), (102918, 202132), (120071, 173256), (122723, 169512), (137224, 151599)]