18953636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{937}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 35850360

約数和(自身を除く): 16896724

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 937, 1556, 1874, 3748, 5057, 10114, 12181, 20228, 24362, 48724, 364493, 728986, 1457972, 4738409, 9476818, 18953636]

約数ペア:

[(1, 18953636), (2, 9476818), (4, 4738409), (13, 1457972), (26, 728986), (52, 364493), (389, 48724), (778, 24362), (937, 20228), (1556, 12181), (1874, 10114), (3748, 5057)]