19760805

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2797}}^1$

素因数の和:2965

約数の個数: 24

約数和(自身を含む): 34482552

約数和(自身を除く): 14721747

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 2797, 7065, 8391, 13985, 25173, 41955, 125865, 439129, 1317387, 2195645, 3952161, 6586935, 19760805]

約数ペア:

[(1, 19760805), (3, 6586935), (5, 3952161), (9, 2195645), (15, 1317387), (45, 439129), (157, 125865), (471, 41955), (785, 25173), (1413, 13985), (2355, 8391), (2797, 7065)]