20358832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97879}}^1$

素因数の和:97900

約数の個数: 20

約数和(自身を含む): 42479920

約数和(自身を除く): 22121088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97879, 195758, 391516, 783032, 1272427, 1566064, 2544854, 5089708, 10179416, 20358832]

約数ペア:

[(1, 20358832), (2, 10179416), (4, 5089708), (8, 2544854), (13, 1566064), (16, 1272427), (26, 783032), (52, 391516), (104, 195758), (208, 97879)]