1640606938

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{1493}}^1\times {\mathrm{2789}}^1$

素因数の和:4481

約数の個数: 16

約数和(自身を含む): 2475946440

約数和(自身を除く): 835339502

約数列:

[1, 2, 197, 394, 1493, 2789, 2986, 5578, 294121, 549433, 588242, 1098866, 4163977, 8327954, 820303469, 1640606938]

約数ペア:

[(1, 1640606938), (2, 820303469), (197, 8327954), (394, 4163977), (1493, 1098866), (2789, 588242), (2986, 549433), (5578, 294121)]