18821624

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{57383}}^1$

素因数の和:57430

約数の個数: 16

約数和(自身を含む): 36151920

約数和(自身を除く): 17330296

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 57383, 114766, 229532, 459064, 2352703, 4705406, 9410812, 18821624]

約数ペア:

[(1, 18821624), (2, 9410812), (4, 4705406), (8, 2352703), (41, 459064), (82, 229532), (164, 114766), (328, 57383)]