20334769

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 26456640

約数和(自身を除く): 6121871

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 619, 1729, 2527, 4333, 4693, 8047, 11761, 32851, 56329, 82327, 152893, 223459, 1070251, 1564213, 2904967, 20334769]

約数ペア:

[(1, 20334769), (7, 2904967), (13, 1564213), (19, 1070251), (91, 223459), (133, 152893), (247, 82327), (361, 56329), (619, 32851), (1729, 11761), (2527, 8047), (4333, 4693)]