19867203

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1571

約数の個数: 24

約数和(自身を含む): 30747600

約数和(自身を除く): 10880397

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1459, 1513, 4377, 4539, 13131, 13617, 24803, 74409, 129851, 223227, 389553, 1168659, 2207467, 6622401, 19867203]

約数ペア:

[(1, 19867203), (3, 6622401), (9, 2207467), (17, 1168659), (51, 389553), (89, 223227), (153, 129851), (267, 74409), (801, 24803), (1459, 13617), (1513, 13131), (4377, 4539)]