19125860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73561}}^1$

素因数の和:73583

約数の個数: 24

約数和(自身を含む): 43254456

約数和(自身を除く): 24128596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73561, 147122, 294244, 367805, 735610, 956293, 1471220, 1912586, 3825172, 4781465, 9562930, 19125860]

約数ペア:

[(1, 19125860), (2, 9562930), (4, 4781465), (5, 3825172), (10, 1912586), (13, 1471220), (20, 956293), (26, 735610), (52, 367805), (65, 294244), (130, 147122), (260, 73561)]