20672286

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 42393120

約数和(自身を除く): 21720834

約数列:

[1, 2, 3, 6, 73, 109, 146, 218, 219, 327, 433, 438, 654, 866, 1299, 2598, 7957, 15914, 23871, 31609, 47197, 47742, 63218, 94394, 94827, 141591, 189654, 283182, 3445381, 6890762, 10336143, 20672286]

約数ペア:

[(1, 20672286), (2, 10336143), (3, 6890762), (6, 3445381), (73, 283182), (109, 189654), (146, 141591), (218, 94827), (219, 94394), (327, 63218), (433, 47742), (438, 47197), (654, 31609), (866, 23871), (1299, 15914), (2598, 7957)]