18947066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2531}}^1$

素因数の和:2749

約数の個数: 16

約数和(自身を含む): 30080160

約数和(自身を除く): 11133094

約数列:

[1, 2, 19, 38, 197, 394, 2531, 3743, 5062, 7486, 48089, 96178, 498607, 997214, 9473533, 18947066]

約数ペア:

[(1, 18947066), (2, 9473533), (19, 997214), (38, 498607), (197, 96178), (394, 48089), (2531, 7486), (3743, 5062)]