19475604

素因数分解:

$2^2\times 3^2\times {\mathrm{540989}}^1$

素因数の和:540999

約数の個数: 18

約数和(自身を含む): 49230090

約数和(自身を除く): 29754486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 540989, 1081978, 1622967, 2163956, 3245934, 4868901, 6491868, 9737802, 19475604]

約数ペア:

[(1, 19475604), (2, 9737802), (3, 6491868), (4, 4868901), (6, 3245934), (9, 2163956), (12, 1622967), (18, 1081978), (36, 540989)]