19241425

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 27912896

約数和(自身を除く): 8671471

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 2557, 7525, 12785, 17899, 63925, 89495, 109951, 447475, 549755, 769657, 2748775, 3848285, 19241425]

約数ペア:

[(1, 19241425), (5, 3848285), (7, 2748775), (25, 769657), (35, 549755), (43, 447475), (175, 109951), (215, 89495), (301, 63925), (1075, 17899), (1505, 12785), (2557, 7525)]