20539390

素因数分解:

$2^1\times 5^1\times {\mathrm{761}}^1\times {\mathrm{2699}}^1$

素因数の和:3467

約数の個数: 16

約数和(自身を含む): 37033200

約数和(自身を除く): 16493810

約数列:

[1, 2, 5, 10, 761, 1522, 2699, 3805, 5398, 7610, 13495, 26990, 2053939, 4107878, 10269695, 20539390]

約数ペア:

[(1, 20539390), (2, 10269695), (5, 4107878), (10, 2053939), (761, 26990), (1522, 13495), (2699, 7610), (3805, 5398)]