6643664

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1418

約数の個数: 20

約数和(自身を含む): 12915840

約数和(自身を除く): 6272176

約数列:

[1, 2, 4, 8, 16, 419, 838, 991, 1676, 1982, 3352, 3964, 6704, 7928, 15856, 415229, 830458, 1660916, 3321832, 6643664]

約数ペア:

[(1, 6643664), (2, 3321832), (4, 1660916), (8, 830458), (16, 415229), (419, 15856), (838, 7928), (991, 6704), (1676, 3964), (1982, 3352)]