18085648

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5255

約数の個数: 40

約数和(自身を含む): 41346560

約数和(自身を除く): 23260912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5209, 10418, 20836, 36463, 41672, 72926, 83344, 145852, 161479, 291704, 322958, 583408, 645916, 1130353, 1291832, 2260706, 2583664, 4521412, 9042824, 18085648]

約数ペア:

[(1, 18085648), (2, 9042824), (4, 4521412), (7, 2583664), (8, 2260706), (14, 1291832), (16, 1130353), (28, 645916), (31, 583408), (56, 322958), (62, 291704), (112, 161479), (124, 145852), (217, 83344), (248, 72926), (434, 41672), (496, 36463), (868, 20836), (1736, 10418), (3472, 5209)]