19998642

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{45659}}^1$

素因数の和:45737

約数の個数: 16

約数和(自身を含む): 40546080

約数和(自身を除く): 20547438

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 45659, 91318, 136977, 273954, 3333107, 6666214, 9999321, 19998642]

約数ペア:

[(1, 19998642), (2, 9999321), (3, 6666214), (6, 3333107), (73, 273954), (146, 136977), (219, 91318), (438, 45659)]