18880064

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 112

約数和(自身を含む): 47256192

約数和(自身を除く): 28376128

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 37, 56, 64, 67, 68, 74, 112, 119, 134, 136, 148, 224, 238, 259, 268, 272, 296, 448, 469, 476, 518, 536, 544, 592, 629, 938, 952, 1036, 1072, 1088, 1139, 1184, 1258, 1876, 1904, 2072, 2144, 2278, 2368, 2479, 2516, 3752, 3808, 4144, 4288, 4403, 4556, 4958, 5032, 7504, 7616, 7973, 8288, 8806, 9112, 9916, 10064, 15008, 15946, 16576, 17353, 17612, 18224, 19832, 20128, 30016, 31892, 34706, 35224, 36448, 39664, 40256, 42143, 63784, 69412, 70448, 72896, 79328, 84286, 127568, 138824, 140896, 158656, 168572, 255136, 277648, 281792, 295001, 337144, 510272, 555296, 590002, 674288, 1110592, 1180004, 1348576, 2360008, 2697152, 4720016, 9440032, 18880064]

約数ペア:

[(1, 18880064), (2, 9440032), (4, 4720016), (7, 2697152), (8, 2360008), (14, 1348576), (16, 1180004), (17, 1110592), (28, 674288), (32, 590002), (34, 555296), (37, 510272), (56, 337144), (64, 295001), (67, 281792), (68, 277648), (74, 255136), (112, 168572), (119, 158656), (134, 140896), (136, 138824), (148, 127568), (224, 84286), (238, 79328), (259, 72896), (268, 70448), (272, 69412), (296, 63784), (448, 42143), (469, 40256), (476, 39664), (518, 36448), (536, 35224), (544, 34706), (592, 31892), (629, 30016), (938, 20128), (952, 19832), (1036, 18224), (1072, 17612), (1088, 17353), (1139, 16576), (1184, 15946), (1258, 15008), (1876, 10064), (1904, 9916), (2072, 9112), (2144, 8806), (2278, 8288), (2368, 7973), (2479, 7616), (2516, 7504), (3752, 5032), (3808, 4958), (4144, 4556), (4288, 4403)]