19940158

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10709}}^1$

素因数の和:10744

約数の個数: 24

約数和(自身を含む): 36628200

約数和(自身を除く): 16688042

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10709, 21418, 74963, 149926, 203471, 406942, 524741, 1049482, 1424297, 2848594, 9970079, 19940158]

約数ペア:

[(1, 19940158), (2, 9970079), (7, 2848594), (14, 1424297), (19, 1049482), (38, 524741), (49, 406942), (98, 203471), (133, 149926), (266, 74963), (931, 21418), (1862, 10709)]