20280894

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{523}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 42557184

約数和(自身を除く): 22276290

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 281, 523, 562, 843, 1046, 1569, 1686, 3138, 6463, 12029, 12926, 19389, 24058, 36087, 38778, 72174, 146963, 293926, 440889, 881778, 3380149, 6760298, 10140447, 20280894]

約数ペア:

[(1, 20280894), (2, 10140447), (3, 6760298), (6, 3380149), (23, 881778), (46, 440889), (69, 293926), (138, 146963), (281, 72174), (523, 38778), (562, 36087), (843, 24058), (1046, 19389), (1569, 12926), (1686, 12029), (3138, 6463)]