20478972

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{55051}}^1$

素因数の和:55089

約数の個数: 24

約数和(自身を含む): 49326592

約数和(自身を除く): 28847620

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 55051, 110102, 165153, 220204, 330306, 660612, 1706581, 3413162, 5119743, 6826324, 10239486, 20478972]

約数ペア:

[(1, 20478972), (2, 10239486), (3, 6826324), (4, 5119743), (6, 3413162), (12, 1706581), (31, 660612), (62, 330306), (93, 220204), (124, 165153), (186, 110102), (372, 55051)]