12991656

素因数分解:

$2^3\times 3^1\times {\mathrm{521}}^1\times {\mathrm{1039}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 32572800

約数和(自身を除く): 19581144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 521, 1039, 1042, 1563, 2078, 2084, 3117, 3126, 4156, 4168, 6234, 6252, 8312, 12468, 12504, 24936, 541319, 1082638, 1623957, 2165276, 3247914, 4330552, 6495828, 12991656]

約数ペア:

[(1, 12991656), (2, 6495828), (3, 4330552), (4, 3247914), (6, 2165276), (8, 1623957), (12, 1082638), (24, 541319), (521, 24936), (1039, 12504), (1042, 12468), (1563, 8312), (2078, 6252), (2084, 6234), (3117, 4168), (3126, 4156)]