19148505

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 31670784

約数和(自身を除く): 12522279

約数列:

[1, 3, 5, 15, 47, 141, 157, 173, 235, 471, 519, 705, 785, 865, 2355, 2595, 7379, 8131, 22137, 24393, 27161, 36895, 40655, 81483, 110685, 121965, 135805, 407415, 1276567, 3829701, 6382835, 19148505]

約数ペア:

[(1, 19148505), (3, 6382835), (5, 3829701), (15, 1276567), (47, 407415), (141, 135805), (157, 121965), (173, 110685), (235, 81483), (471, 40655), (519, 36895), (705, 27161), (785, 24393), (865, 22137), (2355, 8131), (2595, 7379)]