220123238

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1\times {\mathrm{4051}}^1$

素因数の和:4423

約数の個数: 16

約数和(自身を含む): 334776240

約数和(自身を除く): 114653002

約数列:

[1, 2, 101, 202, 269, 538, 4051, 8102, 27169, 54338, 409151, 818302, 1089719, 2179438, 110061619, 220123238]

約数ペア:

[(1, 220123238), (2, 110061619), (101, 2179438), (202, 1089719), (269, 818302), (538, 409151), (4051, 54338), (8102, 27169)]