19430060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74731}}^1$

素因数の和:74753

約数の個数: 24

約数和(自身を含む): 43942416

約数和(自身を除く): 24512356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 74731, 149462, 298924, 373655, 747310, 971503, 1494620, 1943006, 3886012, 4857515, 9715030, 19430060]

約数ペア:

[(1, 19430060), (2, 9715030), (4, 4857515), (5, 3886012), (10, 1943006), (13, 1494620), (20, 971503), (26, 747310), (52, 373655), (65, 298924), (130, 149462), (260, 74731)]