19930836

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 47779200

約数和(自身を除く): 27848364

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 149, 157, 213, 284, 298, 314, 426, 447, 471, 596, 628, 852, 894, 942, 1788, 1884, 10579, 11147, 21158, 22294, 23393, 31737, 33441, 42316, 44588, 46786, 63474, 66882, 70179, 93572, 126948, 133764, 140358, 280716, 1660903, 3321806, 4982709, 6643612, 9965418, 19930836]

約数ペア:

[(1, 19930836), (2, 9965418), (3, 6643612), (4, 4982709), (6, 3321806), (12, 1660903), (71, 280716), (142, 140358), (149, 133764), (157, 126948), (213, 93572), (284, 70179), (298, 66882), (314, 63474), (426, 46786), (447, 44588), (471, 42316), (596, 33441), (628, 31737), (852, 23393), (894, 22294), (942, 21158), (1788, 11147), (1884, 10579)]