20218678095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{16979}}^1$

素因数の和:18036

約数の個数: 64

約数和(自身を含む): 40373821440

約数和(自身を除く): 20155143345

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1031, 1155, 3093, 5155, 7217, 11341, 15465, 16979, 21651, 34023, 36085, 50937, 56705, 79387, 84895, 108255, 118853, 170115, 186769, 238161, 254685, 356559, 396935, 560307, 594265, 933845, 1190805, 1307383, 1782795, 2801535, 3922149, 6536915, 17505349, 19610745, 52516047, 87526745, 122537443, 192558839, 262580235, 367612329, 577676517, 612687215, 962794195, 1347911873, 1838061645, 2888382585, 4043735619, 6739559365, 20218678095]

約数ペア:

[(1, 20218678095), (3, 6739559365), (5, 4043735619), (7, 2888382585), (11, 1838061645), (15, 1347911873), (21, 962794195), (33, 612687215), (35, 577676517), (55, 367612329), (77, 262580235), (105, 192558839), (165, 122537443), (231, 87526745), (385, 52516047), (1031, 19610745), (1155, 17505349), (3093, 6536915), (5155, 3922149), (7217, 2801535), (11341, 1782795), (15465, 1307383), (16979, 1190805), (21651, 933845), (34023, 594265), (36085, 560307), (50937, 396935), (56705, 356559), (79387, 254685), (84895, 238161), (108255, 186769), (118853, 170115)]