19424115

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25391}}^1$

素因数の和:25419

約数の個数: 24

約数和(自身を含む): 35650368

約数和(自身を除く): 16226253

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25391, 76173, 126955, 228519, 380865, 431647, 1142595, 1294941, 2158235, 3884823, 6474705, 19424115]

約数ペア:

[(1, 19424115), (3, 6474705), (5, 3884823), (9, 2158235), (15, 1294941), (17, 1142595), (45, 431647), (51, 380865), (85, 228519), (153, 126955), (255, 76173), (765, 25391)]