19146621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 28667520

約数和(自身を除く): 9520899

約数列:

[1, 3, 13, 39, 53, 59, 157, 159, 177, 471, 689, 767, 2041, 2067, 2301, 3127, 6123, 8321, 9263, 9381, 24963, 27789, 40651, 108173, 120419, 121953, 324519, 361257, 490939, 1472817, 6382207, 19146621]

約数ペア:

[(1, 19146621), (3, 6382207), (13, 1472817), (39, 490939), (53, 361257), (59, 324519), (157, 121953), (159, 120419), (177, 108173), (471, 40651), (689, 27789), (767, 24963), (2041, 9381), (2067, 9263), (2301, 8321), (3127, 6123)]