19481410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{541}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 37970352

約数和(自身を除く): 18488942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 541, 554, 1082, 1385, 2705, 2770, 3601, 5410, 7033, 7202, 14066, 18005, 35165, 36010, 70330, 149857, 299714, 749285, 1498570, 1948141, 3896282, 9740705, 19481410]

約数ペア:

[(1, 19481410), (2, 9740705), (5, 3896282), (10, 1948141), (13, 1498570), (26, 749285), (65, 299714), (130, 149857), (277, 70330), (541, 36010), (554, 35165), (1082, 18005), (1385, 14066), (2705, 7202), (2770, 7033), (3601, 5410)]