20197424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97103}}^1$

素因数の和:97124

約数の個数: 20

約数和(自身を含む): 42143136

約数和(自身を除く): 21945712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97103, 194206, 388412, 776824, 1262339, 1553648, 2524678, 5049356, 10098712, 20197424]

約数ペア:

[(1, 20197424), (2, 10098712), (4, 5049356), (8, 2524678), (13, 1553648), (16, 1262339), (26, 776824), (52, 388412), (104, 194206), (208, 97103)]