20930398

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{1433}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 32178960

約数和(自身を除く): 11248562

約数列:

[1, 2, 67, 109, 134, 218, 1433, 2866, 7303, 14606, 96011, 156197, 192022, 312394, 10465199, 20930398]

約数ペア:

[(1, 20930398), (2, 10465199), (67, 312394), (109, 192022), (134, 156197), (218, 96011), (1433, 14606), (2866, 7303)]