18807746

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1997}}^1$

素因数の和:2293

約数の個数: 16

約数和(自身を含む): 29993976

約数和(自身を除く): 11186230

約数列:

[1, 2, 17, 34, 277, 554, 1997, 3994, 4709, 9418, 33949, 67898, 553169, 1106338, 9403873, 18807746]

約数ペア:

[(1, 18807746), (2, 9403873), (17, 1106338), (34, 553169), (277, 67898), (554, 33949), (1997, 9418), (3994, 4709)]