19896358

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 33454080

約数和(自身を除く): 13557722

約数列:

[1, 2, 17, 31, 34, 43, 62, 86, 439, 527, 731, 878, 1054, 1333, 1462, 2666, 7463, 13609, 14926, 18877, 22661, 27218, 37754, 45322, 231353, 320909, 462706, 585187, 641818, 1170374, 9948179, 19896358]

約数ペア:

[(1, 19896358), (2, 9948179), (17, 1170374), (31, 641818), (34, 585187), (43, 462706), (62, 320909), (86, 231353), (439, 45322), (527, 37754), (731, 27218), (878, 22661), (1054, 18877), (1333, 14926), (1462, 13609), (2666, 7463)]