19538805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9109}}^1$

素因数の和:9141

約数の個数: 32

約数和(自身を含む): 36731520

約数和(自身を除く): 17192715

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9109, 27327, 45545, 100199, 118417, 136635, 300597, 355251, 500995, 592085, 1302587, 1502985, 1776255, 3907761, 6512935, 19538805]

約数ペア:

[(1, 19538805), (3, 6512935), (5, 3907761), (11, 1776255), (13, 1502985), (15, 1302587), (33, 592085), (39, 500995), (55, 355251), (65, 300597), (143, 136635), (165, 118417), (195, 100199), (429, 45545), (715, 27327), (2145, 9109)]