1640389538

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1033}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 2556842112

約数和(自身を除く): 916452574

約数列:

[1, 2, 53, 71, 106, 142, 211, 422, 1033, 2066, 3763, 7526, 11183, 14981, 22366, 29962, 54749, 73343, 109498, 146686, 217963, 435926, 793993, 1587986, 3887179, 7774358, 11552039, 15475373, 23104078, 30950746, 820194769, 1640389538]

約数ペア:

[(1, 1640389538), (2, 820194769), (53, 30950746), (71, 23104078), (106, 15475373), (142, 11552039), (211, 7774358), (422, 3887179), (1033, 1587986), (2066, 793993), (3763, 435926), (7526, 217963), (11183, 146686), (14981, 109498), (22366, 73343), (29962, 54749)]