19475285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 7481515

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 323, 389, 527, 589, 1615, 1945, 2635, 2945, 6613, 7391, 10013, 12059, 33065, 36955, 50065, 60295, 125647, 205003, 229121, 628235, 1025015, 1145605, 3895057, 19475285]

約数ペア:

[(1, 19475285), (5, 3895057), (17, 1145605), (19, 1025015), (31, 628235), (85, 229121), (95, 205003), (155, 125647), (323, 60295), (389, 50065), (527, 36955), (589, 33065), (1615, 12059), (1945, 10013), (2635, 7391), (2945, 6613)]