2003972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 3666432

約数和(自身を除く): 1662460

約数列:

[1, 2, 4, 43, 61, 86, 122, 172, 191, 244, 382, 764, 2623, 5246, 8213, 10492, 11651, 16426, 23302, 32852, 46604, 500993, 1001986, 2003972]

約数ペア:

[(1, 2003972), (2, 1001986), (4, 500993), (43, 46604), (61, 32852), (86, 23302), (122, 16426), (172, 11651), (191, 10492), (244, 8213), (382, 5246), (764, 2623)]