19492846

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 32313600

約数和(自身を除く): 12820754

約数列:

[1, 2, 17, 34, 43, 67, 86, 134, 199, 398, 731, 1139, 1462, 2278, 2881, 3383, 5762, 6766, 8557, 13333, 17114, 26666, 48977, 97954, 145469, 226661, 290938, 453322, 573319, 1146638, 9746423, 19492846]

約数ペア:

[(1, 19492846), (2, 9746423), (17, 1146638), (34, 573319), (43, 453322), (67, 290938), (86, 226661), (134, 145469), (199, 97954), (398, 48977), (731, 26666), (1139, 17114), (1462, 13333), (2278, 8557), (2881, 6766), (3383, 5762)]