13287328

素因数分解:

$2^5\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1420

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 12960992

約数列:

[1, 2, 4, 8, 16, 32, 419, 838, 991, 1676, 1982, 3352, 3964, 6704, 7928, 13408, 15856, 31712, 415229, 830458, 1660916, 3321832, 6643664, 13287328]

約数ペア:

[(1, 13287328), (2, 6643664), (4, 3321832), (8, 1660916), (16, 830458), (32, 415229), (419, 31712), (838, 15856), (991, 13408), (1676, 7928), (1982, 6704), (3352, 3964)]