820238808

素因数分解:

$2^3\times 3^1\times {\mathrm{991}}^1\times {\mathrm{34487}}^1$

素因数の和:35487

約数の個数: 32

約数和(自身を含む): 2052725760

約数和(自身を除く): 1232486952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 991, 1982, 2973, 3964, 5946, 7928, 11892, 23784, 34487, 68974, 103461, 137948, 206922, 275896, 413844, 827688, 34176617, 68353234, 102529851, 136706468, 205059702, 273412936, 410119404, 820238808]

約数ペア:

[(1, 820238808), (2, 410119404), (3, 273412936), (4, 205059702), (6, 136706468), (8, 102529851), (12, 68353234), (24, 34176617), (991, 827688), (1982, 413844), (2973, 275896), (3964, 206922), (5946, 137948), (7928, 103461), (11892, 68974), (23784, 34487)]