20868716079

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{194869}}^1$

素因数の和:195111

約数の個数: 24

約数和(自身を含む): 30744250160

約数和(自身を除く): 9875534081

約数列:

[1, 3, 9, 73, 163, 219, 489, 657, 1467, 11899, 35697, 107091, 194869, 584607, 1753821, 14225437, 31763647, 42676311, 95290941, 128028933, 285872823, 2318746231, 6956238693, 20868716079]

約数ペア:

[(1, 20868716079), (3, 6956238693), (9, 2318746231), (73, 285872823), (163, 128028933), (219, 95290941), (489, 42676311), (657, 31763647), (1467, 14225437), (11899, 1753821), (35697, 584607), (107091, 194869)]