18918742

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13267}}^1$

素因数の和:13323

約数の個数: 16

約数和(自身を含む): 30569472

約数和(自身を除く): 11650730

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 13267, 26534, 305141, 411277, 610282, 822554, 9459371, 18918742]

約数ペア:

[(1, 18918742), (2, 9459371), (23, 822554), (31, 610282), (46, 411277), (62, 305141), (713, 26534), (1426, 13267)]