19007445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 13496235

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 569, 655, 1707, 1965, 2227, 2845, 6681, 8535, 9673, 11135, 29019, 33405, 48365, 74539, 145095, 223617, 372695, 1118085, 1267163, 3801489, 6335815, 19007445]

約数ペア:

[(1, 19007445), (3, 6335815), (5, 3801489), (15, 1267163), (17, 1118085), (51, 372695), (85, 223617), (131, 145095), (255, 74539), (393, 48365), (569, 33405), (655, 29019), (1707, 11135), (1965, 9673), (2227, 8535), (2845, 6681)]