19720592478

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{7770131}}^1$

素因数の和:7770189

約数の個数: 32

約数和(自身を含む): 44755960320

約数和(自身を除く): 25035367842

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 7770131, 15540262, 23310393, 46620786, 69931179, 139862358, 209793537, 365196157, 419587074, 730392314, 1095588471, 2191176942, 3286765413, 6573530826, 9860296239, 19720592478]

約数ペア:

[(1, 19720592478), (2, 9860296239), (3, 6573530826), (6, 3286765413), (9, 2191176942), (18, 1095588471), (27, 730392314), (47, 419587074), (54, 365196157), (94, 209793537), (141, 139862358), (282, 69931179), (423, 46620786), (846, 23310393), (1269, 15540262), (2538, 7770131)]