201720321718

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{11674981}}^1$

素因数の和:11675199

約数の個数: 16

約数和(自身を含む): 310180921776

約数和(自身を除く): 108460600058

約数列:

[1, 2, 53, 106, 163, 326, 8639, 17278, 11674981, 23349962, 618773993, 1237547986, 1903021903, 3806043806, 100860160859, 201720321718]

約数ペア:

[(1, 201720321718), (2, 100860160859), (53, 3806043806), (106, 1903021903), (163, 1237547986), (326, 618773993), (8639, 23349962), (17278, 11674981)]