19940126

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:496

約数の個数: 24

約数和(自身を含む): 32012064

約数和(自身を除く): 12071938

約数列:

[1, 2, 23, 46, 47, 94, 401, 529, 802, 1058, 1081, 2162, 9223, 18446, 18847, 24863, 37694, 49726, 212129, 424258, 433481, 866962, 9970063, 19940126]

約数ペア:

[(1, 19940126), (2, 9970063), (23, 866962), (46, 433481), (47, 424258), (94, 212129), (401, 49726), (529, 37694), (802, 24863), (1058, 18847), (1081, 18446), (2162, 9223)]