19212994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2843}}^1$

素因数の和:2985

約数の個数: 16

約数和(自身を含む): 30032640

約数和(自身を除く): 10819646

約数列:

[1, 2, 31, 62, 109, 218, 2843, 3379, 5686, 6758, 88133, 176266, 309887, 619774, 9606497, 19212994]

約数ペア:

[(1, 19212994), (2, 9606497), (31, 619774), (62, 309887), (109, 176266), (218, 88133), (2843, 6758), (3379, 5686)]