18105136

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 43765056

約数和(自身を除く): 25659920

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 257, 259, 272, 296, 476, 514, 518, 592, 629, 952, 1028, 1036, 1258, 1799, 1904, 2056, 2072, 2516, 3598, 4112, 4144, 4369, 4403, 5032, 7196, 8738, 8806, 9509, 10064, 14392, 17476, 17612, 19018, 28784, 30583, 34952, 35224, 38036, 61166, 66563, 69904, 70448, 76072, 122332, 133126, 152144, 161653, 244664, 266252, 323306, 489328, 532504, 646612, 1065008, 1131571, 1293224, 2263142, 2586448, 4526284, 9052568, 18105136]

約数ペア:

[(1, 18105136), (2, 9052568), (4, 4526284), (7, 2586448), (8, 2263142), (14, 1293224), (16, 1131571), (17, 1065008), (28, 646612), (34, 532504), (37, 489328), (56, 323306), (68, 266252), (74, 244664), (112, 161653), (119, 152144), (136, 133126), (148, 122332), (238, 76072), (257, 70448), (259, 69904), (272, 66563), (296, 61166), (476, 38036), (514, 35224), (518, 34952), (592, 30583), (629, 28784), (952, 19018), (1028, 17612), (1036, 17476), (1258, 14392), (1799, 10064), (1904, 9509), (2056, 8806), (2072, 8738), (2516, 7196), (3598, 5032), (4112, 4403), (4144, 4369)]