20195748

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{24391}}^1$

素因数の和:24424

約数の個数: 36

約数和(自身を含む): 53272128

約数和(自身を除く): 33076380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 24391, 48782, 73173, 97564, 146346, 219519, 292692, 439038, 560993, 878076, 1121986, 1682979, 2243972, 3365958, 5048937, 6731916, 10097874, 20195748]

約数ペア:

[(1, 20195748), (2, 10097874), (3, 6731916), (4, 5048937), (6, 3365958), (9, 2243972), (12, 1682979), (18, 1121986), (23, 878076), (36, 560993), (46, 439038), (69, 292692), (92, 219519), (138, 146346), (207, 97564), (276, 73173), (414, 48782), (828, 24391)]