19790030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152231}}^1$

素因数の和:152251

約数の個数: 16

約数和(自身を含む): 38362464

約数和(自身を除く): 18572434

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 152231, 304462, 761155, 1522310, 1979003, 3958006, 9895015, 19790030]

約数ペア:

[(1, 19790030), (2, 9895015), (5, 3958006), (10, 1979003), (13, 1522310), (26, 761155), (65, 304462), (130, 152231)]