19529972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63409}}^1$

素因数の和:63431

約数の個数: 24

約数和(自身を含む): 42611520

約数和(自身を除く): 23081548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63409, 126818, 253636, 443863, 697499, 887726, 1394998, 1775452, 2789996, 4882493, 9764986, 19529972]

約数ペア:

[(1, 19529972), (2, 9764986), (4, 4882493), (7, 2789996), (11, 1775452), (14, 1394998), (22, 887726), (28, 697499), (44, 443863), (77, 253636), (154, 126818), (308, 63409)]