19239492021

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{651281}}^1$

素因数の和:651556

約数の個数: 16

約数和(自身を含む): 26363895360

約数和(自身を除く): 7124403339

約数列:

[1, 3, 43, 129, 229, 687, 9847, 29541, 651281, 1953843, 28005083, 84015249, 149143349, 447430047, 6413164007, 19239492021]

約数ペア:

[(1, 19239492021), (3, 6413164007), (43, 447430047), (129, 149143349), (229, 84015249), (687, 28005083), (9847, 1953843), (29541, 651281)]