19971082

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{3343}}^1$

素因数の和:3477

約数の個数: 16

約数和(自身を含む): 31299840

約数和(自身を除く): 11328758

約数列:

[1, 2, 29, 58, 103, 206, 2987, 3343, 5974, 6686, 96947, 193894, 344329, 688658, 9985541, 19971082]

約数ペア:

[(1, 19971082), (2, 9985541), (29, 688658), (58, 344329), (103, 193894), (206, 96947), (2987, 6686), (3343, 5974)]