19891330465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{4073}}^1\times {\mathrm{42467}}^1$

素因数の和:46568

約数の個数: 16

約数和(自身を含む): 24914107008

約数和(自身を除く): 5022776543

約数列:

[1, 5, 23, 115, 4073, 20365, 42467, 93679, 212335, 468395, 976741, 4883705, 172968091, 864840455, 3978266093, 19891330465]

約数ペア:

[(1, 19891330465), (5, 3978266093), (23, 864840455), (115, 172968091), (4073, 4883705), (20365, 976741), (42467, 468395), (93679, 212335)]