20219902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20507}}^1$

素因数の和:20555

約数の個数: 16

約数和(自身を含む): 33222960

約数和(自身を除く): 13003058

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 20507, 41014, 348619, 594703, 697238, 1189406, 10109951, 20219902]

約数ペア:

[(1, 20219902), (2, 10109951), (17, 1189406), (29, 697238), (34, 594703), (58, 348619), (493, 41014), (986, 20507)]