1971780478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{224423}}^1$

素因数の和:224639

約数の個数: 16

約数和(自身を含む): 3102437376

約数和(自身を除く): 1130656898

約数列:

[1, 2, 23, 46, 191, 382, 4393, 8786, 224423, 448846, 5161729, 10323458, 42864793, 85729586, 985890239, 1971780478]

約数ペア:

[(1, 1971780478), (2, 985890239), (23, 85729586), (46, 42864793), (191, 10323458), (382, 5161729), (4393, 448846), (8786, 224423)]