16678190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 33156000

約数和(自身を除く): 16477810

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 199, 289, 290, 398, 493, 578, 986, 995, 1445, 1990, 2465, 2890, 3383, 4930, 5771, 6766, 8381, 11542, 16762, 16915, 28855, 33830, 41905, 57511, 57710, 83810, 98107, 115022, 196214, 287555, 490535, 575110, 981070, 1667819, 3335638, 8339095, 16678190]

約数ペア:

[(1, 16678190), (2, 8339095), (5, 3335638), (10, 1667819), (17, 981070), (29, 575110), (34, 490535), (58, 287555), (85, 196214), (145, 115022), (170, 98107), (199, 83810), (289, 57710), (290, 57511), (398, 41905), (493, 33830), (578, 28855), (986, 16915), (995, 16762), (1445, 11542), (1990, 8381), (2465, 6766), (2890, 5771), (3383, 4930)]