18348848

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 26648272

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 419, 476, 644, 782, 838, 952, 1288, 1564, 1676, 1904, 2576, 2737, 2933, 3128, 3352, 5474, 5866, 6256, 6704, 7123, 9637, 10948, 11732, 14246, 19274, 21896, 23464, 28492, 38548, 43792, 46928, 49861, 56984, 67459, 77096, 99722, 113968, 134918, 154192, 163829, 199444, 269836, 327658, 398888, 539672, 655316, 797776, 1079344, 1146803, 1310632, 2293606, 2621264, 4587212, 9174424, 18348848]

約数ペア:

[(1, 18348848), (2, 9174424), (4, 4587212), (7, 2621264), (8, 2293606), (14, 1310632), (16, 1146803), (17, 1079344), (23, 797776), (28, 655316), (34, 539672), (46, 398888), (56, 327658), (68, 269836), (92, 199444), (112, 163829), (119, 154192), (136, 134918), (161, 113968), (184, 99722), (238, 77096), (272, 67459), (322, 56984), (368, 49861), (391, 46928), (419, 43792), (476, 38548), (644, 28492), (782, 23464), (838, 21896), (952, 19274), (1288, 14246), (1564, 11732), (1676, 10948), (1904, 9637), (2576, 7123), (2737, 6704), (2933, 6256), (3128, 5866), (3352, 5474)]