19722836

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 41986560

約数和(自身を除く): 22263724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 131, 133, 262, 266, 283, 524, 532, 566, 917, 1132, 1834, 1981, 2489, 3668, 3962, 4978, 5377, 7924, 9956, 10754, 17423, 21508, 34846, 37073, 37639, 69692, 74146, 75278, 148292, 150556, 259511, 519022, 704387, 1038044, 1408774, 2817548, 4930709, 9861418, 19722836]

約数ペア:

[(1, 19722836), (2, 9861418), (4, 4930709), (7, 2817548), (14, 1408774), (19, 1038044), (28, 704387), (38, 519022), (76, 259511), (131, 150556), (133, 148292), (262, 75278), (266, 74146), (283, 69692), (524, 37639), (532, 37073), (566, 34846), (917, 21508), (1132, 17423), (1834, 10754), (1981, 9956), (2489, 7924), (3668, 5377), (3962, 4978)]